INGREDIENTS
1/3 cup
sugar
zest of two medium lemons
2 cups
all-purpose flour
1 tsp
baking powder
1/4 tsp
baking soda
1/2 tsp
salt
8 tbsp
unsalted butter, frozen
1/2 cup
sour cream
1
large egg
1 cup
fresh/frozen blueberries
3 tbsp
unsalted butter; melted
1 cup
confectioners’ sugar; sifted
1/2 tsp
pure vanilla extract
2 tbsp
freshly squeezed lemon juice