Cheese Dip
["1/2 c. chopped onion", "2 Tbsp. margarine", "1 lb. Velveeta Mexican cheese spread (mild)", "1 (14 1/2 oz.) can tomatoes, chopped and drained"]
["Saute onion in margarine; reduce heat to low.", "Add remaining ingredients; stir until process cheese spread is melted.", "Serve hot with tortilla chips or vegetable dippers.", "Preparation time: 10 minutes."]
["onion", "margarine", "cheese", "tomatoes"]