Ten Minute Tomato Soup
["2 c. crushed canned tomatoes", "1/2 tsp. soda", "2 c. milk", "2 Tbsp. margarine"]
["Heat tomatoes until boiling.", "Remove from heat; add remaining ingredients.", "Return to heat and cook on medium until butter is melted and heated thoroughly."]
["tomatoes", "soda", "milk", "margarine"]