Store-bought protein bars can be expensive and often contain unnecessary additives. So, why not make your own? Our No Bake Homemade Protein Bar Recipe is not only delicious, but nutritious too. The best thing is, you can customize them to suit your tastes and dietary needs. A great way to increase your protein intake and one of our favorite healthy high protein recipes. This DIY protein bar recipe is made with protein powder, dates, oats, peanut butter and are refined sugar free.