Preheat oven to 325F. Combine cake mix, oil, eggs and orange slices. Mix at medium speed of electric mixer 1 to 2 minutes or until almost smooth. Spoon into 3 greased and floured 9-inch cake pans. Bake at 325F for 15 to 20 minutes or until done. Cool cake in pans for 10 minutes. Remove from pans and
In large bowl, mix all ingredients on medium speed approximately 2 minutes. Coat 3 (9 inch) cake pans with Bakers Joy. Bake at 315 degrees for approximately 20 minutes. Frosting: Mix all ingredients in large bowl by hand until thoroughly mixed.