Andes Mint COOKIES Recipe- they are so easy to make! Only 4 ingredients! (by Six Sisters: 1 Devil's Food Cake Mix 1/2 cup oil 2 eggs 1 package of Andes Mints Mix cake mix, oil, and eggs together. Drop spoonfuls of dough onto baking sheet. Bake at 350 degrees for 6-9 minutes, no longer, don't over cook. Take sheet out of oven. While cookies are still very hot, place an Andes Mint on top of each cookie. In 5 minutes, the mint will be melted. Take a spoon, smooth each mint like frosting.