Red Velvet Cake
["2 1/2 c. self-rising flour", "1 1/2 c. vegetable oil", "1 tsp. baking soda", "1 tsp. vanilla", "red food color", "1 tsp. unsweetened cocoa", "1 tsp. white vinegar", "2 large eggs", "1 c. buttermilk"]
["Heat oven to 350\u00b0.", "Mix together all ingredients with an electric mixer.", "Grease three 9-inch round pans; flour bottoms. Pour batter in equal amounts into pans.", "Bake until toothpick comes out clean.", "Cool 10 minutes before frosting."]
["flour", "vegetable oil", "baking soda", "vanilla", "red food color", "unsweetened cocoa", "white vinegar", "eggs", "buttermilk"]