chocolate peanut butter protein smoothie

Ingredients

• - 2 tablespoons cocoa powder
• - 3 tablespoons natural peanut butter (i used organic powdered peanut butter which is much lower in fat & calories than regular peanut butter.)
• - 1 cup low-fat milk, unsweetened almond is optional
• - 1 frozen banana, pre-sliced
• - 1/2 cup plain greek yogurt, fat-free
• - 2 tablespoons coconut palm sugar, honey is optional
• - 1/2 teaspoon pure vanilla extract
• - ice as needed