This frosting recipe makes enough to frost a 9×13 cake very thickly, so use half of the recipe if you prefer less frosting. Make sure and use a premium root beer for better flavor!
Ingredients
1package white cake mix, 18.25 ounces
1cuproot beer
¼cupwater
1/2cupcanola oil
3eggs
1tsp.root beer extract, McCormicks
Frosting:
4cupspowdered sugar
18 ouncecream cheese, softened
½cupbutter, softened
1tsp.root beer extract, McCormicks
1tsp.vanilla extract
Instructions
Preheat oven to 350 degrees.
In a large bowl, combine cake mix, root beer, water, oil, extract, and eggs. Beat on low speed for 2 minutes or stir by hand for 3 minutes.
Pour into a greased 13×9-in. baking pan. Bake at 350° for 30-35 minutes, or until toothpick inserted comes out clean.
Cool completely on a wire rack.
For the frosting:
In a small bowl, beat the cream cheese, butter, and extracts. Gradually fold in the powdered sugar.
Beat until soft peaks form. Frost the cooled cake. Store in a refrigerator before serving.