Easy Champagne Cake 1 box French Vanilla or white cake mix 2 envelopes Dream Whip 4 egg whites 1 whole egg 1/4 cup vegetable oil 1 1/4 cups champagne Let champagne go flat before using. Beat all ingredients together in mixer for 3 minutes. Pour in greased and floured pans and bake according to cake mix directions, until it tests done. You can use pink champagne and a small amount of pink food color to make it a pink champagne cake.