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Amazing Southern Squash Casserole: 10 Servings

Southern squash casserole

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A classic Southern squash casserole with a crunchy cornflake topping, perfect as a soul-food side dish.

Ingredients

Scale
  • 1.5 lbs yellow squash, thinly sliced
  • 1 cup chopped yellow onion
  • 1/2 cup butter, melted
  • 1 cup sour cream
  • 1/2 cup mayonnaise
  • 1 can (10.5 oz) cream of mushroom soup, undiluted
  • 1 egg, beaten
  • 1 teaspoon salt
  • 1/4 teaspoon black pepper
  • 1.5 cups cornflakes, crushed
  • 1/4 cup butter, melted

Instructions

  1. Preheat your oven to 375°F (190°C).
  2. Grease a 9×13 inch baking dish.
  3. In a large bowl, combine the sliced squash and chopped onion.
  4. Pour the melted butter over the squash and onion mixture.
  5. In a separate bowl, whisk together the sour cream, mayonnaise, cream of mushroom soup, beaten egg, salt, and pepper.
  6. Pour the sour cream mixture over the squash and onion, and stir to combine.
  7. Spread the squash mixture evenly into the prepared baking dish.
  8. In a small bowl, combine the crushed cornflakes and the melted butter.
  9. Sprinkle the cornflake mixture evenly over the top of the squash casserole.
  10. Bake for 30-40 minutes, or until the casserole is bubbly and the topping is golden brown.
  11. Let stand for 5-10 minutes before serving.

Notes

  • For an extra layer of flavor, you can add a pinch of nutmeg to the sour cream mixture.
  • If you want a crispier topping, you can broil the casserole for the last 1-2 minutes of baking, watching carefully to prevent burning.

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