Rava Idli is a variation of the traditional idli recipe, where the rice and lentils are replaced with semolina (rava) and yogurt. It is a quick and easy recipe that does not require any fermentation. The rava is mixed with yogurt and allowed to rest for a few minutes. The batter is then steamed in idli molds until cooked. Rava idli is a great option for those who want to enjoy idli without the hassle of fermentation.