Lemon Blueberry Cake with Cream Cheese Frosting

INGREDIENTS

1 1/2 cups

cake flour

1 1/2 cups

all-purpose flour

2 tsp

baking powder

1/4 tsp

baking soda

3/4 tsp

salt

2 cups

granulated sugar

1 cup

unsalted butter (, softened)

1 tbsp

lemon zest

large eggs

2 tsp

lemon extract

1/2 tsp

vanilla extract

3/4 cup

+ 2 Tbsp milk

1/4 cup

+ 2 Tbsp sour cream

2 tbsp

fresh lemon juice

2 1/2 cups

fresh blueberries (, at room temperature, rinsed and drained well)

12 oz

cream cheese (, softened (1 1/2 pkgs))

3/4 cup

unsalted butter (, softened)

1 tsp

vanilla extract

1/4 tsp

lemon extract*

3 cups

powdered sugar

Blueberries and lemon slices (, for garnish (optional))