Use whey-caesin protein powder since it works well with the ratio of ingredients here. If you use a whey protein powder, you might want to adjust the amount of milk to make it less. These bars are unsuitable for you if you're following a vegan or gluten-free diet - but we have excellent vegan bar options available.

greek yogurt frosting– simply mix greek yogurt with a little maple syrup and vanilla extract and spread all over the bars. The almond extract helps to bring the birthday cake flavor to the recipe. After testing multiple batches, my testers preferred ½ teaspoon, but anywhere between ¼ and ½ teaspoon will work. If you absolutely cannot stand almond extract, you can substitute it with vanilla, but will lose a little of the birthday cake flavor. I use Cooks Pure Almond extract, which is made from the pits of peaches and apricots and produced in an allergen free facility. If you have a nut allergy, please do your own research if the almond extract is safe for you to use. Vanilla Protein Powder– The vanilla protein powder helps provide some extra vanilla flavor, so I would recommend using that or even a birthday cake flavor protein powder if you happen to have one!

How long does it take to make this recipe?

Maple syrup: Since these are refined sugar-free protein bars, we will sweeten them naturally with real maple syrup.

Press the birthday cake protein bar mixture into the prepared loaf pan in an even layer. Press FIRMLY into the pan. Then sprinkle the top with the remaining sprinkles, lightly pressing them into the homemade protein bars.vanilla protein powder– this acts as the “flour” to the bars and helps the ingredients come together Fold the sprinkles into the batter. Be sure to leave about ½ tablespoon of the sprinkles for the topping. The answer to this question varies depending on the qualities you prioritize. Some bars are low carb and low sugar, but contain preservatives and nasty ingredients. Others are lower in protein, but contain wholesome ingredients.