Vegetable Casserole - cooking recipe

Ingredients

2 pkg. frozen mixed vegetables
1 medium onion
1 1/2 c. grated cheese
5 Tbsp. mayonnaise
1 Tbsp. butter or margarine

Preparation

Cook and drain vegetables.
Stir in rest of ingredients.
Put in casserole bowl.
Crush crackers.
Mix 1 tablespoon butter or margarine in crackers and spread over top of casserole.
Bake until it bubbles.