You can use any variety of jam for both desserts, whatever is open and in need of finishing up. But thick, darker-hued jams (blueberry, blackberry, raspberry) look the best, offering a contrast to the ...

Start with a mix or make the whole thing from scratch—it takes just 15 minutes (or less!) of hands-on time to whip up each one of these deliciously easy cakes. The hardest part: waiting for dessert.