Organic red chilli flakes. Are you a fan of spicy food? There is no better way to add hot spice to your recipes than red pepper flakes or crushed chilli flakes. The chilli flakes do not have any significant nutritional value or calories. They are mostly added to flavour a recipe. Because of their high spice content, red chilli flakes are eaten in small quantities. At this point, you may wonder, what are red chilli flakes? Red chilli flakes are nothing but coarsely ground red chillies.