Place all milk into the blender first. Add in the yogurt, peanut butter, cocoa powder, chia seeds, and flaxseed. Break the banana into small chunks and add to the blender.
Place the lid on the blender, and blend on medium-high speed until smooth and creamy.
Serve immediately, topping with an additional drizzle of peanut butter and/or chopped chocolate.
Video
Notes
Nutritional values are approximate and based on using almond milk and chia seeds and flaxseed. To Sweeten: Add in one tablespoon of maple syrup, honey, or 2 soft dates before blending.