Print

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.

Ingredients

Scale
  • 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

Instructions

  • 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

Keywords: Butternut Squash Casserole, holiday side dish, squash casserole recipe