INGREDIENTS
7 Tablespoons
unsalted butter
1/3 cup
buttermilk
1 large
egg
1 large
egg yolk
1 tsp
vanilla extract
1 1/2 cups
flour
3/4 cup
granulated sugar
1 1/2 tsp
baking powder
3/4 tsp
salt
2 cups
blueberries
3 Tablespoons
unsalted butter
1/2 cup
flour
3 Tablespoons
granulated sugar