INGREDIENTS
3 cups
Blueberries
3
Eggs, large
2 1/2 cups
All-purpose flour
1 tsp
Baking powder
1 tsp
Baking soda
1
Blueberry crumb topping blueberry crumb topping
1
Confectioners' sugar
1 cup
Granulated sugar
1/4 tsp
Salt
1 tsp
Vanilla extract, pure
10 tbsp
Butter, unsalted
1 1/4 cups
Sour cream