Squash Casserole - cooking recipe

Ingredients

3 c. cooked squash
1 stick margarine
2 c. shredded cheese
1/4 c. diced onion
1 can cream of mushroom soup
1 beaten egg
1 1/2 c. Pepperidge Farm stuffing mix
salt and pepper to taste

Preparation

Boil and drain squash.
Mix all other ingredients.
Bake in a 350\u00b0 oven until done.