Summer Squash and Onion Cheesy Casserole

By Coleman Bell

4.07 / 5

15min

45min

See on AllRecipes

1 ½ tablespoons butter divided
3 summer squash trimmed and cut into bite-size pieces
3 zucchini trimmed and cut into bite-size pieces
salt and ground black pepper to taste
3 onions chopped
1 pound shredded sharp white Cheddar cheese
½ pound shredded Cheddar cheese
3 tablespoons sweetened condensed milk divided