Combine frozen bananas, pitted Medjool dates, peanut butter, 2 tsp. honey, 2% reduced-fat milk, and plain 2% reduced-fat Greek yogurt in a blender. Process until smooth; divide between 2 glasses, reserving 1/2 cup mixture in blender. Add 1 1/2 cups frozen raspberries, pomegranate juice, and 2 tsp. honey to blender; process until smooth. Pour over peanut butter mixture in glasses. Top with frozen raspberries.