Red Velvet Cake
["2 1/2 c. self-rising flour", "1 c. buttermilk", "1 1/2 c. oil", "1 tsp. baking soda", "1 tsp. vanilla", "2 (1 oz.) bottles red food coloring", "1 1/2 c. sugar", "1 tsp. cocoa", "1 tsp. white vinegar", "3 eggs"]
["Mix all cake ingredients.", "Bake 20 minutes at 350\u00b0 in three 9-inch greased cake pans."]
["flour", "buttermilk", "oil", "baking soda", "vanilla", "bottles red food coloring", "sugar", "cocoa", "white vinegar", "eggs"]