It is a crushed hot dried red peppers. Dried chili flakes (crushed red pepper flakes) are most commonly recognized as a condiment to be sprinkled onto pizzas. Add some chilli flakes in Spaghetti sauce pizza sauce for a spicy taste. Spinkle over your potato or paneer dish for a chili boost.Seasoning of pizza with chilli flakes makes it more delicious.Chiili flakes are added in Indian curries at the time of preparation.