INGREDIENTS
1 cup
Blueberries, fresh
1
Egg, large
2 tsp
Baking powder
1/4 cup
Brown sugar, light packed
1 3/4 cups
Flour
1 cup
Granulated sugar
1 tsp
Salt
2 tsp
Vanilla extract
1/4 cup
Canola or vegetable oil
6 tbsp
Butter, unsalted
1/2 cup
Buttermilk
1/3 cup
Sour cream