Genius Ways To Make Legit Cookies With Cake Mix. Thats right, people. BOXED. CAKE. MIX. With a few simple additions you can transform the mix into chewy, decadent cookies. The Best Way To Eat Oatmeal. The general ratio for transforming any boxed cake mix into cookies is simply 1 boxed cake mix 12 cup vegetable oil 2 large eggs. Funfetti Cookies Using Cake Mix' title='Funfetti Cookies Using Cake Mix' />This Funfetti Cake Cheese Ball is a delicious dessert cheese ball that tastes just like cake. Step 1 Heat oven to 350F. Coat 4 9inch round cake pans with nostick cooking spray. Beat cake mixes, water, oil and eggs whites with electric mixer on medium. Thats it There are countless flavors of cake mix on the market meaning there are endless cookie combinations for you to try. Get creative and start experimenting with your favorites or use one of these 1.