Even if you are short on time, you can still treat yourself with the Rainbow Chip Cake Mug Treats. Betty Crocker™ introduces the rainbow chip cake mix that is perfect for a single serving so you aren’t even tempted to overindulge. Just follow the mix directions and stick it in the microwave for about 1 minute. Presto! You’ll love this quick treat! The frosting is included. These 3.2-oz. boxes of cake mix are simply perfect for a quick dessert idea, an afternoon treat, and rainy day comfort food.