Squash Casserole - cooking recipe

Ingredients

2 lb. (6 or 7 medium) yellow squash
1 c. chopped onion
1/2 stick margarine
1 can mushroom soup
1 c. grated cheese (I put Marathon, 1 c.)
1/2 tsp. salt
1/4 tsp. pepper

Preparation

Prepare squash; boil until tender and drain thoroughly.
Place squash in medium-sized mixing bowl.
Add onions, butter, soup, salt, pepper and 1/2 of the cheese.
Mix well and pour in casserole dish.
Add remaining cheese and bake at 350\u00b0 for 20 to 30 minutes.
(I stir all of the cheese into squash.)