2. Cook wheat, lotus seeds, lilies and red dates together. You can also wrap Glycyrrhiza uralensis Fisch and Polygonum Multiflori Radix in gauze and put them in a pot. It can be drunk after being boiled for 20-30 minutes, and has the effects of calming the nerves, nourishing yin, clearing away heat, invigorating the stomach and helping digestion.