Raagi Idli is a very healthy, tasty and easy breakfast recipe. Not only Ragi is nutritious and healthy, Ragi, in fact, adds a very nice flavor to idli recipe. Here is the authentic version of the Ragi idli from my mother-in-law. Health benefits of Ragi: Ragi is rich in calcium, iron and fiber. It also contains phytochemicals, which aids in slowing down the digestion process. Ragi's high levels of niacin help in increasing HDL cholesterol while lowering Triglycerides.