INGREDIENTS
Blueberry Topping:
4 tbsp
unsalted butter
1/2 cup
sugar
2 tsp
lemon zest
1 tbsp
fresh lemon juice
2 1/2 cups
fresh blueberries
Lemon Sponge Cake:
1 1/2 cups
all purpose flour
1 1/2 tsp
baking powder
1/2 tsp
salt
1/2 cup
butter , softened
1 cup
sugar
2
large eggs
1 tbsp
lemon zest
1 tsp
vanilla extract
1/2 tsp
lemon extract