Cucumber mint frozen yogurt sandwiches from Finger, Fork + Knife are a refreshing summer treat. While most of us don't think of using cucumber in desserts, it's mild flavor works well in sweet applications. This frozen yogurt recipe is inspired by the traditional Greek yogurt sauce, tzatziki. Cucumber is combined with lemon, mint, yogurt and sugar in a blender until the mixture is smooth and then transferred to the freezer. Also, this frozen yogurt doesn't need to be churned in an ice cream maker. For full recipe instructions, click here.