INGREDIENTS
1
box white cake mix
4
egg whites
1/3 cup
oil
3/4 cup
milk
1/2 cup
sour cream (optional)
1/4 cup
lemon juice
Lemon Zest, I use 3 or 4 lemons
1 tbsp
poppy seeds
1 cup
butter, softened
1/4 cup
freeze dried blueberries pulverized in a food processor
1 tbsp
lemon juice
3 cups
powdered sugar