The Best Lemon Bars

Crust:
1 c. soft butter
dash salt
1/2 c. powdered sugar
2 c. flour

Mix well and press in a 9×13 pan.  Bake @ 350 degrees for 15 min. 

Filling:
2 c. sugar
1/4 c. flour
1/2 t. baking powder
4 eggs beaten
6 T. lemon juice

Combine sugar, flour and baking powder.  Mix in beaten eggs and lemon juice.  Pour on baked crust.  Bake at 350 degrees for 25 minutes.  Cool and sprinkle with powdered sugar.