Cookie Sheet Cake
["2 c. flour", "2 c. sugar", "1/2 tsp. salt", "3 sticks margarine", "1 c. water", "6 tsp. cocoa", "2 eggs", "1 tsp. soda", "1/2 c. buttermilk", "2 tsp. vanilla", "1 box powdered sugar"]
["Put in saucepan and heat to a boil: 2 sticks margarine, 1 cup water and 3 tablespoons cocoa.", "Mix 2 cups flour, 2 cups sugar and 1/2 teaspoon salt.", "Add to boiling ingredients and mix.", "Beat 2 eggs and add 1 teaspoon soda, 1/2 cup buttermilk and 1 teaspoon vanilla.", "Add to cocoa mixture and bake 20 to 25 minutes at 350\u00b0."]
["flour", "sugar", "salt", "margarine", "water", "cocoa", "eggs", "soda", "buttermilk", "vanilla", "powdered sugar"]