INGREDIENTS
1 1/2 cups
flour
1/4 cup
white sugar
1/4 cup
dark brown sugar
1/2 tsp
baking powder
1/4 tsp
salt
1/2 cup
unsalted butter
1/2 tsp
cinnamon
2 cups
blueberries
2 tsps
lemon zest
2 tbsps
granulated sugar
1 1/2 tsps
cornstarch
1 tsp
lemon juice
1 tsp
vanilla extract