Red Velvet Cake
["1 3/4 c. oil", "2 c. sugar", "2 eggs", "1 tsp. vanilla", "2 Tbsp. cocoa", "1 oz. red food coloring", "1 tsp. vinegar", "2 1/2 c. all-purpose flour", "1 tsp. baking soda", "1 tsp. salt", "1 c. buttermilk"]
["Pour oil into mixing bowl and add sugar.", "Beat until blended. Add eggs, one at a time.", "Continue beating until thick and smooth. Blend together red food coloring, cocoa and vinegar.", "Beat well. Add vanilla and blend."]
["oil", "sugar", "eggs", "vanilla", "cocoa", "red food coloring", "vinegar", "flour", "baking soda", "salt", "buttermilk"]