SWEET ONION CASSEROLE

 Sweet Onion Casserole Recipe

 

Looking for a versatile and flavorful dish to impress your guests or enjoy at home? This Sweet Onion Casserole blends the sweetness of onions with creamy cheese and savory herbs. It’s a comforting, crowd-pleasing recipe perfect for holidays or weeknight dinners.

 

Ingredients

Ingredient Quantity

Sweet onions 4 large

 Butter 1/4 cup

Garlic cloves 3, minced

Thyme leaves 1 tsp

Heavy cream 1 cup

Gruyere cheese 1 cup, grated

Parmesan cheese 1/2 cup, grated

Breadcrumbs 1/2 cup

Salt To taste

Black pepper To taste

 

Instructions

Prepare the Onions: Peel and thinly slice the sweet onions. Set aside.

Sauté: In a large skillet, melt the butter over medium heat. Add garlic and sauté until fragrant.

Caramelize: Add sliced onions and cook until golden and soft, about 15–20 minutes.

Add Thyme: Stir in thyme leaves and mix well.

Pour Cream: Add the heavy cream and let it simmer until slightly thickened.

Add Cheese: Gradually stir in Gruyere and Parmesan until melted and creamy.

Season: Add salt and pepper to taste.

Assemble: Transfer to a greased baking dish and top with breadcrumbs.

Bake: Bake at 375°F (190°C) for 20–25 minutes or until golden and bubbly.

Serve: Let cool slightly and serve warm.

 

Tips for Perfection

Use sweet onions like Vidalia or Walla Walla for the best flavor.

Fresh thyme adds a more vibrant herbal note than dried.

Try mixing in cheddar or fontina for a richer cheese blend.

Make ahead: Assemble and refrigerate up to 24 hours before baking.

FAQs

 

Can I use regular onions? Yes, but the flavor won’t be as sweet. Cook longer to mellow the flavor.

 

Can I substitute the cream? Half-and-half or whole milk can be used, but the result will be less rich.

 

Is this gluten-free? Use gluten-free breadcrumbs for a gluten-free version.

 

Serving Suggestions

Pair with roasted chicken or turkey.

Serve alongside a fresh green salad.

Perfect addition to holiday spreads or potlucks.

Conclusion

 

This Sweet Onion Casserole is creamy, cheesy, and irresistibly delicious. It’s sure to become a family favorite and a go-to side dish for both everyday dinners and festive occasions.