Pairing adzuki beans—classically used in Japanese desserts—with raspberries may bump up the duo’s antioxidant power by 45 percent, according to a 2011 study in the Journal of Agricultural and Food Chemistry. That was the biggest boost researchers saw among 55 combinations of different fruits, veggies and legumes. Top a spinach salad with adzukis; for dessert, dig into fresh raspberries.