Chocolate Buttermilk Squares
["1 c. butter or margarine", "1/4 c. unsweetened cocoa", "1 c. water", "2 c. sugar", "2 c. flour", "1/2 tsp. salt", "1/2 c. buttermilk", "1 tsp. soda", "2 eggs, beaten", "1 tsp. vanilla", "3 to 4 drops red food coloring (optional)"]
["In a saucepan, bring butter, cocoa and water to a boil.", "Cool."]
["butter", "unsweetened cocoa", "water", "sugar", "flour", "salt", "buttermilk", "soda", "eggs", "vanilla", "drops red food coloring"]