Birthday Cake Cookies 1 box vanilla cake mix, 18.25 oz 1 tsp baking powder 2 eggs 1/2 C vegetable oil 1/2 tsp vanilla extract 1 C color sprinkles Preheat oven to 350°. In a large bowl, mix together the cake mix and baking powder. In a small bowl, mix together the eggs, oil and vanilla. Add the egg mixture to the cake mixture and stir to combine. Stir in the sprinkles. Drop by spoonfuls onto a cookie sheet or silpat.