Get back to memories of childhood with Aunt Sue's Lemon Shortbread Bars. It's recipe that's enjoyed for generations.Not too sweet nor too tangy, this recipe will provide a refreshing treat ideal for any warm or cold weather meal.\r\n\n\n\tHow To Make Copycat Aunt Susie's Lemon Shortbread Bars\n\t\t\n\t\t\t\n\t\n\t\t1 1\/2 cup flour1\/2 cup powdered sugar1 tsp lemon peel (grated)1 tsp orange peel (grated)3\/4 cup butter (chilled )4 eggs2 cup sugar1\/3 cup lemon juice1\/4 cup flour2 tsp flour1 tsp baking powder\t\n\t\n\t\tCombine flour, powdered sugar, and fruit peels in a food processor. Add butter, cover, and mix until dough forms.Flatten mixture into a 13 X 9 inch baking pan. Bake at 350 degrees for 12 minutes.In separate bowl, combine all filling ingredients. Place over warm crust. \u00a0Bake another 15 minutes.In smaller bowl, mix topping ingredients and place over filling.Bake 8 minutes until set. Cool and refrigerate at least 12 hours. Cut into bars and store in refrigerator.