INGREDIENTS
Crumb Topping:
1 cup
flour
2/3 cup
granulated sugar
5 tbsp
salted butter
Cookies:
1/2 cup
salted butter, slightly softened
3/4 cup
brown sugar
1/4 cup
granulated sugar
1
large egg
1/2 cup
sour cream
1/4 cup
milk
2 tsp
vanilla extract
2 cups
all purpose flour
1 tsp
baking powder
1/4 tsp
baking soda
1 1/2 cups
fresh blueberries