Red Velvet Cake
["1/2 c. shortening", "1 1/2 c. sugar", "2 eggs", "1 tsp. vanilla", "1 tsp. butter flavoring", "1 (1 oz.) bottle red food coloring", "3 level Tbsp. cocoa", "2 1/2 c. sifted cake flour", "1 tsp. salt", "1 tsp. baking soda", "1 c. buttermilk", "1 Tbsp. vinegar"]
["Cream shortening.", "Add sugar gradually and cream until light and fluffy.", "Add eggs, one at a time, beating well after each addition.", "Add flavoring.", "Make a paste of cocoa and food coloring and blend in.", "Sift dry ingredients together and add alternately with buttermilk.", "Beat only until smooth.", "Bake in 3 greased and floured 8 or 9-inch pans for 20 to 25 minutes at 350\u00b0 or until cake tester comes out clean.", "Cool 10 minutes and remove from pans and cool completely."]
["shortening", "sugar", "eggs", "vanilla", "butter", "coloring", "cocoa", "cake flour", "salt", "baking soda", "buttermilk", "vinegar"]