Chocolate cake: Combine 3 cups flour, 2 cups sugar, 6 TB cocoa, 2 ts baking soda, 1 ts salt. Add to dry mix 2 ts vanilla, ¾ cup oil, 2 TB vinegar, 2 cups cold water. Mix and add chocolate chips. Bake at 350 degrees for 30 minutes. Chocolate frosting: ½ cup butter (soft), whip together with 3 cups powdered sugar, 2 TB cocoa, 3 TB or more of milk – until the consistency is what you want it to be.