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Zucchini Squash & Corn Casserole

Zucchini Squash & Corn Casserole

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Zucchini Squash & Corn Casserole is an irresistible dish that brings a burst of flavor and comfort to your dining table. Perfect for potlucks, family gatherings, or a cozy weeknight dinner, this casserole combines fresh zucchini, yellow squash, and sweet corn in a creamy, cheesy blend. It’s easy to make and can be prepared ahead of time, making it a stress-free option for any occasion. With its delightful medley of textures and flavors, this Zucchini Squash & Corn Casserole is sure to become a favorite among both kids and adults alike. Serve it alongside grilled meats or as a standalone vegetarian option—either way, it promises to be a hit!

Ingredients

Scale
  • lb yellow squash (thinly sliced)
  • lb zucchini (thinly sliced)
  • ¼ cup butter (divided)
  • 2 cups diced sweet onion
  • 3 cups corn kernels
  • 1½ cups shredded white cheddar cheese
  • ½ cup sour cream
  • ½ cup mayonnaise
  • 2 eggs (lightly beaten)
  • 1½ cups fresh breadcrumbs (divided)

Instructions

  1. Preheat the oven to 350ºF and spray a 9×13-inch baking pan with cooking spray.
  2. Melt 2 tablespoons of butter in a large skillet over medium-high heat. Sauté zucchini, yellow squash, and onion for about 10 minutes until tender.
  3. Stir in minced garlic and cook for an additional 2 minutes before removing from heat.
  4. In a bowl, mix the vegetable mixture with corn, cheddar cheese, sour cream, mayonnaise, eggs, salt, pepper, ½ cup breadcrumbs, and ½ cup parmesan cheese.
  5. Spread the mixture evenly in the baking pan.
  6. Combine remaining melted butter with breadcrumbs and parmesan cheese; sprinkle on top of the casserole.
  7. Bake uncovered for about 45-50 minutes until bubbly and golden brown.

Nutrition