01 - Brew fresh coffee and allow it to cool completely, or use pre-chilled coffee stored in the refrigerator.
02 - Add the sliced banana, chilled coffee, protein powder, almond milk, and ice cubes to a blender.
03 - For extra nutritional value, include any optional ingredients such as chia seeds, nut butter, or cinnamon.
04 - Blend on high speed until the mixture is smooth and creamy, approximately 30 to 45 seconds.
05 - Taste the smoothie and adjust sweetness or consistency as needed by adding sweetener or more almond milk.
06 - Pour into a large glass and serve immediately for the best flavor and texture.