01 -
2¾ cups flour.
02 -
1 teaspoon baking soda.
03 -
½ teaspoon baking powder.
04 -
1 cup butter, softened.
05 -
1¼ cups sugar.
06 -
1 egg.
07 -
1 teaspoon vanilla extract.
08 -
6 tablespoons butter, softened.
09 -
1 cup sugar, for filling.
10 -
2 eggs plus 2 egg yolks.
11 -
⅔ cup lemon juice.
12 -
1 lemon, zested.
13 -
2 tablespoons powdered sugar.