Ingredients

1/2 c chopped onion

2T margarine

1 can mushroom soup

1/2 can milk

1/2 c drained, chopped canned tomatoes

2 c cooked noodles

1 c cooked or frozen peas

2 6 oz cans tuna, drained

1/2 c grated cheese

Preparation

In a saucepan, cook onion until tender. Stir in remaining ingredients. Pour into a shallow baking dish. Bake at 400 for 20 minutes or until hot. Top with cheese and let it melt.