INGREDIENTS
1
box white cake mix
3 tsp
cinnamon
1/2 tsp
nutmeg (optional)
3
eggs
1/3 cup
oil
1/2 cup
sour cream or plain yogurt
1/2 cup
buttermilk or milk
1 1/2 cups
blueberries (fresh or frozen)
8 oz
cream cheese
1/2 cup
butter (room temperature)
2 tsp
vanilla extract
3 cups
powered sugar