Nonfat Greek Yogurt with honey 84 calorie snack. Greek yogurt is known for its extra-creamy texture and high protein content. Just 1/2 cup of nonfat plain Greek yogurt has 12 g of protein to help you stay full. Drizzle on a teaspoon of honey, and the whole snack totals 84 calories. The best part is, you may feel like you're eating dessert.