Texas Sheet Cake
["2 sticks margarine", "1 c. water", "4 Tbsp. cocoa", "2 c. sugar", "2 c. flour", "2 eggs", "1/2 tsp. soda", "1 tsp. vanilla", "1/2 c. milk"]
["Bring margarine, water and cocoa to boil.", "Add sugar, flour, eggs, milk, soda and vanilla.", "Pour into lightly greased and floured jelly roll pan.", "Bake at 350\u00b0 for 20 minutes."]
["margarine", "water", "cocoa", "sugar", "flour", "eggs", "soda", "vanilla", "milk"]