Peanut Butter Banana Smoothie It is so refreshing and it’s sweet and tasty. 2 Each Bananas (broken into chunks) 2 Cups Milk 1/2 Cup Peanut Butter 2 Tbsp Honey (To Taste.) 2 Cups Ice Cubes Place bananas, milk, peanut butter, honey, and ice cubes in a blender; blend until smooth, about 30 seconds.