1. Wash yam, put into pot, and steam into steamed.
2. Peel above steamed yam, press into paste, and add a little salt andmilk.
3. Put them into pastry bag, and squeeze out your favorite shape.
4. Add appropriate amount of water and honey into blueberry jam, mixevenly, and pour them on yam.
Efficacy: nourishing kidney and benefitting essence, lowering bloodsugar, prolonging life, invigorating the spleen and reinforcing stomach, aidingdigestion, and delaying aging.