INGREDIENTS
6 oz
Blueberries
2
Eggs, large
1/4 cup
Blueberry jam, high-quality
1 tsp
Baking powder
1/4 tsp
Baking soda
1/4 cup
Brown sugar, dark
1 cup
Cake flour
1 tsp
Cinnamon
2 cups
Confectioners' sugar
22 tbsp
Granulated sugar
1/2 tsp
Salt
1 1/2 tsp
Vanilla, pure
2 1/4 sticks
Butter, unsalted
8 oz
Cream cheese
3/4 cup
Sour cream