28+ Easy Low Carb Gratin Recipes That Taste Like Pure Comfort

There’s something irresistible about a bubbling, golden gratin fresh out of the oven—but who says you need potatoes to get that creamy, comforting perfection?

These 28+ low carb gratin recipes prove that you can enjoy all the richness, texture, and flavor of classic gratins while keeping your carb count in check.

Whether you’re aiming for keto, paleo, or simply lighter meals, this collection offers bold flavor combinations, seasonal vegetables, and indulgent sauces that don’t sacrifice satisfaction.

From buttery cauliflower bakes to cheesy greens layered with garlic and herbs, each recipe transforms everyday vegetables into decadent, low carb creations.

They’re perfect for pairing with roast meats, serving as show-stopping sides, or even starring as main dishes in their own right.

So grab your baking dish and prepare to turn wholesome ingredients into crave-worthy comfort food—no starch required.

28+ Easy Low Carb Gratin Recipes That Taste Like Pure Comfort

With these 28+ low carb gratin recipes, you no longer have to choose between comfort and clean eating.

Each dish is a delicious balance of creamy indulgence and vegetable-forward nutrition, making it easier than ever to stick to your low carb goals without feeling deprived.

Try one this week, and you may just find yourself reaching for gratins more often—no potatoes required.

Cauliflower Gratin

Cauliflower Gratin is a creamy, golden-baked comfort dish that delivers all the richness of traditional gratin—without the carbs.

Tender cauliflower florets soak up a velvety cheese sauce, bubbling beneath a crisp, golden crust of melted cheese.

The aroma is savory and buttery, with hints of nutty Gruyère or sharp cheddar rising from the oven.

Its texture is both creamy and crisp, with each bite offering a balance of soft vegetables and satisfying crunch.

Serve it alongside roasted meats or enjoy it solo as a cozy, satisfying vegetarian main.

This dish is not only low in carbs but high in flavor and deeply satisfying.

Zucchini Gratin

Zucchini Gratin brings a light, garden-fresh twist to classic gratin with layers of thinly sliced zucchini baked under a cheesy, herb-infused topping.

As it bakes, the zucchini releases a subtle sweetness that mingles beautifully with the savory cheese.

The scent of garlic, thyme, and bubbling cream fills the kitchen with warmth and comfort.

Its texture is soft in the middle with perfectly caramelized edges for contrast.

Ideal as a side to grilled chicken or fish, it also stands alone as a nourishing, low-carb main.

A sprinkle of Parmesan on top adds a delightful salty crunch with every forkful.

Cabbage Gratin

Cabbage Gratin transforms humble green cabbage into a rich and flavorful masterpiece, baked with cream, garlic, and melted cheese.

As it roasts, the cabbage softens and sweetens, taking on a buttery texture that melts in your mouth.

The aroma is earthy and inviting, with a deep, roasted character that hints at caramelization.

Each bite offers creamy, cheesy depth with a whisper of savory herbs like rosemary or thyme.

It pairs effortlessly with roasted pork or sausage, but can also shine as a stand-alone dish on chilly evenings.

This gratin is low in carbs, high in fiber, and surprisingly indulgent.

Broccoli Gratin

Broccoli Gratin is a bold, nutrient-packed dish that marries crisp-tender broccoli with a rich blend of cream and melted cheese.

The top browns into a bubbling, golden crust, while the broccoli beneath stays vibrant and flavorful.

Its scent is cheesy, garlicky, and slightly toasted—everything you want from a comforting oven bake.

The texture offers a satisfying mix of creamy sauce and tender-crisp greens.

Serve it with steak or grilled tofu, or enjoy it on its own for a warm, low-carb lunch.

Packed with vitamins and flavor, it’s a delicious way to fall in love with broccoli all over again.

Spinach Gratin

Spinach Gratin is a rich and creamy dish that turns leafy greens into a luxurious and indulgent treat.

Silky spinach is folded into a savory mixture of cream, garlic, and nutmeg, then crowned with bubbling cheese.

The smell is warm and earthy, with hints of spice and aged cheese rising as it bakes.

Its texture is luscious and spoonable, making it ideal for both side dishes and hearty mains.

It pairs beautifully with roasted poultry or can be served in ramekins for elegant individual portions.

With iron-rich greens and healthy fats, it’s both nourishing and comfortingly rich.

Turnip Gratin

Turnip Gratin brings an unexpectedly delightful depth of flavor, offering a subtly peppery and slightly sweet alternative to potatoes.

Thinly sliced turnips absorb a creamy, garlicky sauce and bake into a tender, golden dish with layers of flavor.

The aroma is rich and nutty, with the turnips mellowing beautifully beneath bubbling cheese.

Each bite is soft and smooth, with just a hint of earthy sharpness that keeps the palate intrigued.

It’s a perfect companion to roasted beef or lamb, or it can stand alone as a low-carb centerpiece.

This gratin is a revelation for root vegetable skeptics—comforting, unique, and deliciously satisfying.

Radish Gratin

Radish Gratin surprises with its mellow, almost potato-like flavor after baking, layered under a blanket of creamy cheese.

The once-peppery bite of radish transforms in the oven, becoming tender and subtly sweet.

Its aroma is savory and slightly nutty, with hints of browned cheese and garlic.

The texture is silky with a light crisp from the top layer, making each bite deeply satisfying.

Enjoy it as a low carb side with roasted chicken or let it shine solo with a green salad.

This dish is proof that humble ingredients can deliver elegant, comfort-filled flavor.

Eggplant Gratin

Eggplant Gratin brings a Mediterranean flair to the low carb table with soft layers of roasted eggplant, herbs, and bubbling cheese.

The eggplant absorbs the creamy sauce like a sponge, becoming velvety and rich beneath its golden topping.

Its aroma is warm and herbaceous, with notes of basil, garlic, and melting mozzarella.

The texture is hearty and layered, offering a lasagna-like feel without the pasta.

Perfect alongside grilled meats or served with a dollop of Greek yogurt for a full vegetarian meal.

It’s low in carbs, high in flavor, and endlessly adaptable.

Fennel Gratin

Fennel Gratin is a fragrant, elegant dish with a hint of natural sweetness and a delicate anise aroma.

Roasting mellows the fennel’s licorice notes, allowing it to melt into a creamy, buttery base beneath bubbling cheese.

Its scent is light yet rich, with whispers of herbs and roasted vegetables filling the air.

The texture is smooth and soft, punctuated by a golden, crispy topping.

Pair it with fish or chicken, or let it add flair to a holiday spread.

This gratin is a refined, low carb side that feels like fine dining at home.

Brussels Sprouts Gratin

Brussels Sprouts Gratin transforms the often-misunderstood sprout into a rich, crispy-edged delight cloaked in cheese and cream.

The sprouts caramelize beautifully in the oven, offering a slightly nutty flavor that pairs perfectly with a cheesy crust.

Its aroma is savory, toasty, and mouthwatering—especially as the edges begin to crisp.

Each bite brings a satisfying contrast of creamy centers and roasted exteriors.

Serve it with grilled pork or let it anchor a meatless dinner.

This gratin brings bold flavor and surprising elegance to a low carb lifestyle.

Mushroom Gratin

Mushroom Gratin is earthy, decadent, and deeply umami-rich—perfect for a cozy, low carb comfort meal.

A mix of mushrooms simmers in cream and garlic, then bakes until bubbling under a blanket of golden cheese.

The scent is woodsy and warm, with deep savory notes that linger.

Its texture is silky and hearty, with each forkful rich in flavor and perfectly seasoned.

It’s excellent served with steak or used as a base for baked eggs.

This gratin is as luxurious as it is healthy, with all the richness minus the carbs.

Kohlrabi Gratin

Kohlrabi Gratin offers a crisp, fresh alternative to potatoes, with a subtle sweetness and just the right amount of bite.

Sliced thin and baked in cream, kohlrabi turns meltingly soft beneath a cheesy, golden crust.

The aroma is slightly sweet, savory, and utterly comforting.

Its texture is tender with just a hint of firmness, providing a lovely contrast to the creamy sauce.

Pair it with roasted turkey or serve it as a weeknight vegetarian centerpiece.

This underused vegetable becomes a star in this satisfying, low carb classic.

Celery Root Gratin

Celery Root Gratin delivers the creamy comfort of traditional potato gratin, but with a subtle earthy sweetness and far fewer carbs.

This underrated root vegetable becomes tender and buttery as it bakes, absorbing the garlic-infused cream like a dream.

The aroma is rich and herbaceous, with hints of nutmeg and melted cheese wafting from the oven.

Its texture is smooth and layered, with just the right amount of golden crisp on top.

It’s a perfect low carb side for roasted meats or a show-stealer on its own with a light salad.

Elegant yet rustic, this gratin brings both comfort and sophistication to the table.

Spaghetti Squash Gratin

Spaghetti Squash Gratin turns the beloved low carb squash into a bubbly, cheesy casserole that’s full of flavor and texture.

Once roasted, the squash shreds into golden strands that soak up a creamy, herbed cheese sauce.

The aroma is warm and savory, with notes of roasted squash and Parmesan rising as it bakes.

Its texture is unique—light, slightly crisp, and wonderfully tangled beneath a gooey top.

Serve it with grilled chicken or enjoy it as a hearty vegetarian main.

It’s low in carbs, high in fiber, and endlessly craveable.

Artichoke Gratin

Artichoke Gratin brings a rich, Mediterranean twist to classic gratin, combining tender artichoke hearts with garlic, lemon, and bubbling cheese.

The result is a zesty, creamy dish that’s as bright as it is comforting.

Its aroma is fresh and savory, with subtle citrus and herbs mingling beneath the cheese.

Each spoonful is soft and flavorful, with delicate artichoke layers coated in luscious sauce.

It’s perfect as a low carb appetizer, elegant side, or paired with roasted seafood.

This gratin is proof that bold flavors and simple ingredients can go a long way.

Kale Gratin

Kale Gratin turns hearty leafy greens into a creamy, cheesy dish that’s both nutritious and indulgent.

Baked with garlic, cream, and sharp cheese, the kale softens beautifully without losing its satisfying texture.

The aroma is bold and savory, with hints of roasted greens and toasted cheese.

Its texture is robust—tender with slight chew, anchored by a golden, bubbling top.

Serve it with sausage, roast chicken, or enjoy it as a flavorful vegetarian dish.

Packed with fiber, vitamins, and zero guilt, it’s a delicious way to eat your greens.

Leek Gratin

Leek Gratin is delicate and aromatic, blending the sweet, mild flavor of leeks with cream, herbs, and a golden cheese crust.

Slow-cooked until tender, the leeks nearly melt into the sauce, creating a velvety base that feels luxurious.

The scent is buttery and herbal, filling the kitchen with cozy, comforting warmth.

Its texture is soft and rich, perfect for scooping onto a plate or enjoying straight from the dish.

It pairs beautifully with ham, chicken, or even baked eggs for brunch.

This is a refined, low carb dish that brings elegance to everyday meals.

Asparagus Gratin

Asparagus Gratin combines fresh spring flavor with the indulgence of creamy sauce and crisped cheese.

Asparagus spears stay slightly crisp beneath the rich topping, making each bite a burst of texture and taste.

The aroma is bright and garlicky, with a toasted cheese finish that draws everyone to the table.

Its texture contrasts tender stalks with bubbly, browned edges—simple, yet deeply satisfying.

It complements fish or lamb beautifully or serves as a light and flavorful main on its own.

Low carb and rich in nutrients, this gratin is a celebration of seasonal eating.

Tomato Gratin

Tomato Gratin brings together the vibrant acidity of fresh tomatoes with the richness of herbs, olive oil, and a crispy cheese crust.

As it bakes, the tomatoes release their natural juices, creating a warm, savory depth that fills the air with Mediterranean aromas.

Its texture is beautifully layered—soft, juicy tomatoes underneath a golden, slightly crunchy top.

Perfect as a side for grilled meats or fish, it also makes a bright, satisfying vegetarian main.

This low carb dish is both rustic and refined, ideal for summer nights or Sunday dinners alike.

Swiss Chard Gratin

Swiss Chard Gratin transforms bold, leafy greens into a creamy, savory indulgence layered with garlic, cream, and bubbling cheese.

The chard wilts into a tender base that soaks up the rich sauce while still offering a hint of bite.

Its aroma is earthy and comforting, with roasted shallots and melted cheese stealing the spotlight.

Texture-wise, it’s creamy and spoonable, with a crispy top that adds contrast to each mouthful.

It pairs beautifully with roasted chicken or lamb and holds its own as a hearty vegetarian dish.

Nutrient-dense and full of flavor, it’s a perfect way to enjoy greens with zero carb guilt.

Pumpkin Gratin

Pumpkin Gratin is a warm, seasonal favorite with a subtly sweet twist, layered in creamy cheese and fragrant spices.

As it bakes, the pumpkin becomes soft and buttery, with cinnamon and nutmeg enhancing its natural richness.

The scent is nostalgic and inviting, like autumn wrapped in a savory hug.

Its texture is smooth, custard-like, and comforting beneath a caramelized cheesy topping.

Serve it with turkey, pork, or enjoy it on its own with toasted seeds for crunch.

Low in carbs and high in satisfaction, it’s a fall-inspired gratin worth savoring year-round.

Onion Gratin

Onion Gratin delivers deep, caramelized flavor with a sweet-savory intensity that’s both bold and balanced.

Thinly sliced onions melt into golden layers, coated in cream and topped with bubbling cheese.

Its aroma is rich and almost steakhouse-level indulgent, with buttery notes and browned edges.

The texture is silky and lush, perfect for spooning next to roast beef or grilled sausage.

This low carb gratin is a perfect twist on French onion soup—without the bread, but all the richness.

Green Bean Gratin

Green Bean Gratin gives this classic vegetable a gourmet upgrade with creamy sauce, crispy cheese, and a touch of garlic.

The beans stay slightly crisp, offering a fresh snap beneath the luxurious top layer.

Its aroma is clean and cheesy, with a toasty edge that makes it feel indulgent.

Texturally, it combines the bite of green beans with a smooth sauce and golden crust for total satisfaction.

It’s perfect alongside holiday roasts, but light enough for weekday meals.

Low in carbs and big on comfort, this gratin is a fresh take on a timeless favorite.

Rutabaga Gratin

Rutabaga Gratin offers a buttery, slightly sweet alternative to potatoes, wrapped in a creamy, cheesy embrace.

As it bakes, the rutabaga softens to a silky texture, while the top turns golden and crisp with a savory, nutty aroma.

Its taste is mild yet satisfying, with a hint of earthiness that pairs beautifully with rosemary or thyme.

Enjoy it as a cozy companion to pork chops or as a hearty, low carb vegetarian main.

This gratin proves that root vegetables can be both elegant and comforting.

Beet Gratin

Beet Gratin is a showstopper in both color and flavor, with vibrant layers of roasted beetroot baked under a creamy, herbed topping.

The beets turn tender and rich in the oven, releasing their natural sweetness and deep, earthy aroma.

Each forkful offers a striking contrast—sweet, savory, and just a touch of tang from creamy cheese or a splash of vinegar.

It pairs beautifully with goat cheese, walnuts, or grilled meats, and stands alone as a dramatic vegetarian centerpiece.

Low carb and antioxidant-rich, this dish brings nutrition and elegance to every bite.

Chayote Gratin

Chayote Gratin introduces a mild, slightly crisp squash that absorbs flavors like a sponge and bakes into a light yet creamy dish.

Chayote’s gentle crunch contrasts beautifully with melted cheese and garlic-kissed cream.

The aroma is delicate, with hints of butter and fresh herbs rising from the oven.

This gratin is subtly flavored, refreshing, and perfect for pairing with seafood or poultry.

It’s an excellent choice for those looking for something unique, low in carbs, and full of texture.

Kale & Cauliflower Gratin

Kale & Cauliflower Gratin unites two powerhouse veggies in one creamy, bubbling, nutrient-packed dish.

The cauliflower softens into a buttery base while the kale brings deep, earthy notes and vibrant color.

Its aroma is rich and herbal, with garlic and sharp cheese melting into every layer.

The texture is beautifully balanced—creamy, hearty, and just a little crisp on top.

It’s equally suited as a side or a satisfying low carb vegetarian main.

This gratin is where flavor, fiber, and comfort collide.

Celeriac Gratin

Celeriac Gratin transforms this knobby root into a silky, flavor-rich masterpiece with a subtle celery flavor and potato-like texture.

As it bakes, celeriac becomes tender and slightly sweet, enriched by a garlicky cream sauce and golden cheese topping.

The aroma is gentle yet savory, with a hint of herbal freshness and roasted richness.

Its texture is smooth and layered, with each bite melting on the tongue.

Serve it with beef, poultry, or let it shine as the star of a low carb comfort meal.

This gratin is as refined as it is rustic—a true cold-weather favorite.

Conclusion

Whether you’re cooking for a cozy weeknight dinner or planning a crowd-pleasing holiday menu, these low carb gratins bring versatility and depth to your table.

With everything from keto-friendly root veggie bakes to elegant, herb-layered creations, there’s something here for every palate.

Let these recipes inspire you to get creative in the kitchen and embrace a new kind of comfort food—bold, balanced, and beautifully low carb.