1 (10.5 ounce) can condensed cream of mushroom soup
•
1 (8 ounce) package shredded sharp Cheddar cheese
•
1 cup mayonnaise
•
0.5 cup chopped sweet onions
•
1 large egg
•
1 teaspoon salt
•
0.5 teaspoon ground black pepper
Instructions
Preheat the oven to 350 degrees F (175 degrees C). Spray a casserole dish with cooking spray.
Combine yellow squash, cream of mushroom soup, Cheddar cheese, mayonnaise, onion, egg, salt, and pepper in a bowl. Mix until well combined and transfer to the casserole dish and cover with foil.
Bake in the preheated oven until cooked through and bubbly, about 45 minutes.