INGREDIENTS
1/2 cup
Blackberries
1
Lemon
5
Eggs, large
1 tbsp
Baking powder
3 cups
Cake flour
4 cups
Confectioner's sugar
1 tbsp
Lemon extract
1/2 tsp
Salt
1 pinch
Salt
2 cups
Sugar
1 tsp
Vanilla extract
32 tbsp
Butter, unsalted
1 1/4 cups
Buttermilk