1/2 c. margarine
1 large chopped onion
1 (4 oz.) can chopped mushrooms, drained
1 (10 3/4 oz.) can cream of mushroom soup
1 (10 oz.) pkg. frozen chopped broccoli
1 (6 oz.) roll garlic cheese
1/2 roll (3 oz.) cheese
1 c. chopped oysters

Prepare broccoli according to package directions. Saut onion in margarine. Mix all other ingredients and cook over low heat until cheese is melted. Serve with crackers or other appetizers. This dish also freezes well.