1 can mixed vegetables
1/2 c. American cheese, grated
1/2 c. onion, chopped
4 tbsp. mayonnaise
1/4 stick butter, melted
crackers, crushed (for topping)

Drain mixed vegetables. Mix all ingredients except for crackers. Pour into a baking dish and top with crushed crackers.

Bake at 350°F until brown on top.