Try making a chickpea salad with canned chickpeas, chopped cucumbers, and a squeeze of lemon for a high protein snack under 200 calories. One serving (1 cup) is roughly 180 calories and offers about 9g of protein. Another option is to prepare roasted edamame; one serving (1/2 cup) has about 120 calories and provides 11g of protein. These snacks are easy to prepare and perfect for a quick boost.