Ingredients
2 cups all-purpose flour
2 tsp baking powder
1/2 tsp salt
10 Tbsp unsalted butter, softened
1 cup + 2 Tbsp granulated sugar
1 Tbsp lemon zest (from about 2 medium lemons)
1 large egg
1 large egg yolk
1 1/2 Tbsp fresh lemon juice
3/4 tsp lemon extract
1/2 tsp vanilla extract
5 drops yellow food coloring (optional)
1/2 cup powdered sugar