Peanut Butter Banana Smoothie

Bahan-bahan (1 porsi)

• ¾ cup unsweetened almond milk
• 1 large banana (cut into chunks and frozen)
• 2 tablespoons creamy peanut butter
• ½ cup nonfat plain Greek yogurt
• ¼ teaspoon ground cinnamon
• Ice (optional)
• Optional mix-ins: 1/2 scoop protein powder (vanilla or chocolate) (1 tablespoon flaxseed meal, 1 tablespoon chia seeds)