INGREDIENTS
1/2 cup
butter (softened )
3/4 cup
granulated sugar
2
large eggs
1/2 cup
sour cream
2 tsp
orange extract
1 3/4 cups
all-purpose flour
1 tsp
baking soda
1 tsp
baking powder
1/2 tsp
salt
1/4 cup
fresh orange juice
zest of two large oranges
1 pint
fresh blueberries
1/2 cup
course sugar (optional)