Cuppy Cake Birthday Cake Treats, 4 oz, this cake-in-a-cup is a symphony of classic vanilla notes, reminiscent of the most joyous birthday celebrations. The magic unfolds in just two minutes, add water, microwave, and watch as a fluffy, festive cake takes shape. This treat also includes a generous drizzle of yogurt glaze and a dash of a vibrant Pupfetti Sprinkles.