INGREDIENTS
1 pint
fresh blueberries
1/2 cup
sugar
3 tsp
arrowroot starch or cornstarch
3/4 cup
sugar
1 tsp
baking powder
2 1/2 cups
+ 2 tablespoons white whole wheat flour
1 cup
unsalted butter (2 sticks)
1
egg
1/4 tsp
salt (optional)
1 pinch
ground cinnamon (optional)