Texas Sheet Cake
["2 c. flour", "2 c. sugar", "1 stick margarine", "1 c. water", "1/2 c. vegetable oil", "4 Tbsp. cocoa", "2 eggs", "1 tsp. cinnamon", "1 tsp. soda", "1 tsp. vanilla", "1/2 c. buttermilk"]
["Mix flour and sugar.", "Bring to boil the next 4 ingredients; pour", "over", "flour", "and", "sugar", "mixture.", "Add", "remaining ingredients;", "mix well.", "Bake", "at 400\u00b0 for 15 to 20 minutes in a very shallow sheet cake pan."]
["flour", "sugar", "margarine", "water", "vegetable oil", "cocoa", "eggs", "cinnamon", "soda", "vanilla", "buttermilk"]