Lemon Squares

Submitted by: D'Lyn Biggs, In Memory of Mom
Note: Mom had me make these for my very first 4-H Food Show!

1 ½ cups flour
¾ cup softened margarine
6 T. powdered sugar
4 eggs
2 cups sugar
1 tsp. baking powder
½ tsp. salt
¼ cup lemon juice

Mix flour, margarine, powdered sugar. Press in bottom on 9x13 pan. Bake for 20 minutes at 350. Combine remainder of ingredients and beat; pour over crust. Bake at 350 for 20 minutes. Sprinkle with powdered sugar.