Mix rhubarb, water, and nutmeg ... Cover with pie meringue. Bake until a delicate ... with cream of tartar until frothy. Gradually beat in ... Bake until delicately browned.
In a saucepan, mix dry ... and cream of tartar until soft peaks form. Gradually ... dissolves. Spread over filling and bake at 350°F for 10-15 minutes.