Buckwheat Cakes.—Mix a good teaspoonful of baking powder with a pound of dried and sifted buckwheat flour; beat the yolks of two eggs with a little water till light (i.e., till the fork can be lifted out without leaving any strings), then beat them into the flour, adding gradually enough water to produce a batter, which when lifted will fall in a kind of sheet from the spoon. Now stir in the whites of the