Lemon Bars

From my mom

Preheat oven to 350 degrees

2C flour
1C butter
1/2C powdered sugar
4 eggs
2C white sugar
3T flour
1T brown sugar
4T lemon juice
2T lemon rind (from about 2 lemons)

Mix flour, butter and powdered sugar. Pat into 9"X13" pan. Bake at 350 degrees for 15-20 minutes. Mix in remaining ingredients and pour over crust. Bake for 20 minutes. Cool for 10 minutes and loosen edges with knife. Let cool fully - cut and serve.