INGREDIENTS
1 3/4 cups
+2 Tbsp all-purpose flour (, divided)
1 tsp
baking powder
1/4 tsp
baking soda
1/2 tsp
salt
1/4 cup
unsalted butter (, softened)
3 tbsp
vegetable oil
3/4 cup
+ 2 Tbsp granulated sugar
2
large eggs
1/2 tsp
vanilla extract
1/3 cup
buttermilk
1/3 cup
sour cream
1 tbsp
raw turbinado sugar (, for topping)
2 cups
frozen blueberries ((don't thaw)*)