INGREDIENTS
1/2 cup
unsalted butter, room temperature
Zest from 1 large lemon
3/4 cup
+ 3 tablespoons Sugar (set 1 TBS aside for sprinkling on top)
1
egg, room temperature
1 tsp
vanilla
2 cups
flour (set aside 1/4 cup of this to toss w/blueberries)
2 tsp
baking powder
1 tsp
kosher salt
2 cups
fresh blueberries
1/2 cup
buttermilk