Caramel Onion Gratin Recipe

heavy cream

🥗Healthier: Greek yogurt

💰Cheaper: milk + cornstarch

Greek yogurt reduces calories while maintaining creaminess

gruyere cheese

🥗Healthier: fontina cheese

💰Cheaper: mozzarella cheese

Fontina offers a similar melt with fewer calories.

parmesan cheese

🥗Healthier: nutritional yeast

💰Cheaper: pecorino cheese

Nutritional yeast is a dairy-free option with a cheesy flavor.

Preheat the oven to 375°F (190°C).

Slice onions thinly and set aside.

Heat butter and olive oil in a large skillet over medium heat until melted.

Add sliced onions and cook, stirring occasionally, until caramelized, about 20-25 minutes.

Add brown sugar and cook until dissolved and fragrant.

Pour in white wine and cook until reduced by half, about 5 minutes.

Stir in heavy cream and flour; season with salt, pepper, and nutmeg to taste.

Transfer the mixture to a baking dish.

Top with grated parmesan and white cheddar cheese.

Bake in preheated oven until golden brown and bubbly.

Cooking Techniques

Equipment Needed

Spice Level:

Allergens