preheat oven at 350°F.and bake at 350

grease and flour two 9"inch pans .useing electric mixer .

combine flour, baking powder, and salt.sift together 3 times.

cream shortening and lemon rind and lemon juice together.add sugar gradually, creaming untill fluffy.beat in egg yolk one at a time. add flour alternately with milk.

beat untill smooth.bake for 30 to 35 minutes.

frost with your favorite frosting are lemon frosting.