🍲 Recipes

Cheesy Squash Casserole

By Dawn P • Squash Recipes • Cuisine?
4.25 Prep: 35m Cook: 35m
Ingredients:
  • 2 tablespoons butter, divided
  • 2 cups thinly sliced zucchini
  • 2 cups thinly sliced yellow squash
  • 1 (8 ounce) package baby bella mushrooms, sliced
  • 1 small white onion, thinly sliced
  • 2 cloves garlic, minced, or more to taste
  • 1 (5 ounce) package baby spinach leaves
  • 2 cups crushed buttery round crackers (such as Ritz®)
  • ½ cup butter, melted
  • 2 plum tomatoes, seeded and thinly sliced
  • 1 (4 ounce) jar diced pimento peppers, drained
  • ½ cup mayonnaise
  • ¼ cup sliced green onion
  • ½ teaspoon dried oregano
  • ½ teaspoon dried basil
  • ½ teaspoon salt
  • ½ teaspoon ground black pepper
  • 1 cup shredded sharp Cheddar cheese
  • 1 cup shredded Parmesan cheese
Created: Sep 23, 2025 Updated: Sep 23, 2025