Butternut Squash Casserole Recipe
A cozy and creamy butternut squash casserole topped with a buttery breadcrumb and Parmesan crust. Perfect for fall dinners, holidays, or a comforting side dish.
- Author: ssam
- Prep Time: 20 mins
- Cook Time: 25 mins
- Total Time: 45 mins
- Yield: 6 servings 1x
- Category: Casserole
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
- Butternut Squash Base:
- 4 cups butternut squash, peeled and cubed
- 1 tbsp olive oil
- 1 small onion, diced
- 2 garlic cloves, minced
- 1/2 tsp salt
- 1/4 tsp black pepper
- 1/2 tsp dried thyme
- 1/4 tsp ground nutmeg
- 1/2 cup heavy cream (or coconut milk)
- 1/2 cup shredded mozzarella
- 1/4 cup grated Parmesan
- Topping:
- 1/2 cup breadcrumbs (panko recommended)
- 2 tbsp melted butter
- 1/4 cup grated Parmesan
- Pinch of salt
- 1. Preheat oven to 375°F (190°C). Grease a medium baking dish.
- 2. Steam or boil butternut squash until tender, about 12–15 minutes.
- 3. In a skillet, heat olive oil and sauté onion and garlic until soft.
- 4. Mash cooked squash in a large bowl, then stir in onion mixture, salt, pepper, thyme, nutmeg, heavy cream, mozzarella, and Parmesan.
- 5. Transfer mixture to baking dish and smooth the top.
- 6. In a small bowl, mix breadcrumbs, melted butter, Parmesan, and a pinch of salt.
- 7. Sprinkle topping evenly over casserole.
- 8. Bake 20–25 minutes, or until hot and golden brown on top.
- 9. Let rest 5 minutes before serving.
Notes
- Add cooked bacon or sausage for a hearty version.
- Substitute sweet potatoes for butternut squash.
- Use gluten-free breadcrumbs if needed.
Nutrition
- Serving Size: 1 cup
- Calories: 250
- Sugar: 6g
- Sodium: 320mg
- Fat: 15g
- Saturated Fat: 8g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 25g
- Fiber: 4g
- Protein: 6g
- Cholesterol: 40mg
Keywords: Butternut Squash Casserole, holiday side dish, squash casserole recipe