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Butternut Squash Casserole Recipe

A warm, savory vegetable casserole featuring tender butternut squash and cauliflower coated in creamy celery soup, complemented by Parmesan and finished with a melted aged cheddar topping.
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Course: Casserole
Keyword: Butternut Squash Casserole Recipe
Cook Time: 25 minutes
Total Time: 25 minutes

Ingredients

For the Casserole:

  • 2 cups butternut squash cut into cubes
  • 1 teaspoon freshly ground black pepper
  • 1 cup freshly grated Parmesan cheese
  • 1/2 cup red onion finely diced
  • 2 cups cauliflower separated into florets
  • 1 can condensed celery soup such as Campbell’s
  • 1 teaspoon sea salt

For the Topping:

  • Aged cheddar cheese shredded, as desired

Instructions

  • Preheat the oven to 375°F (190°C).
  • Place the cauliflower florets in a large mixing bowl. Add the cubed butternut squash and diced red onion.
  • Sprinkle the grated Parmesan over the vegetables, followed by the sea salt and black pepper.
  • Add the celery soup and thoroughly combine everything until the vegetables are evenly coated and all ingredients are well distributed.
  • Transfer the mixture to a square baking dish and spread it into an even layer.
  • Cover the surface with shredded aged cheddar cheese, using the amount desired for the topping.
  • Bake for 25 minutes, or until the vegetables are tender and the cheddar has melted and become bubbly.
  • Carefully remove the casserole from the oven and allow it to cool for several minutes before serving.
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Notes

Freshly grated Parmesan provides the best flavor and texture. Shredding the aged cheddar helps it melt evenly across the casserole.