If you like Girl Scout Savannah Smiles, you definitely need to try these.  Perfectly tart and sweet, these are a wonderful sunshine-packed snack. Ingredients: 2 cups all-purpose flour ¼ tsp baking powder ¼ tsp salt 2-3 large lemons ¾ cup butter, softened ½ cup + 2 tbsp granulated sugar ½ cup confectioners’ sugar ½ tsp...