Squash Casserole - cooking recipe

Ingredients

squash, cooked (enough for large casserole dish)
2 c. cheese, grated
1 large onion
1 (8 oz.) sour cream
1 stick butter
salt to taste
pepper to taste
2 c. cracker crumbs

Preparation

Cook squash; drain and mash.
Add butter, onions, cheese, sour cream, salt and pepper.
Put in dish; top with cracker crumbs. Bake at 350\u00b0 for 45 minutes or until crackers are brown.