1 cup butter, softened
2 eggs
1 cup sifted all-purpose flour
1 teaspoon baking powder
1 1/2 teaspoons baking soda
1/4 teaspoon salt
1/4 teaspoon ground cinnamon
1/4 teaspoon ground nutmeg
1/8 teaspoon ground cloves
1 (2 ounce) package powdered sugar-free lemon flavored Jell-O mix
1/4 cup vegetable oil
1/4 cup chopped walnuts
Preheat oven to 375 degrees F (190 degrees C).
In a medium bowl, cream together butter, eggs and flour. Beat in baking powder, baking soda, salt, cinnamon and nutmeg. Mix in lemon gelatin and vegetable oil; stir just until. Stir in lemon zest, lemon juice and lemon zest. Spread batter into medium pie shell.
Bake in preheated oven for 45 minutes, or until knife inserted in center comes out clean. Cool on a rack in pan and let cool completely. Chill cake before cutting into squares. Frost with frosting mixture.