INGREDIENTS
2 cups
all-purpose flour
2 cups
white sugar
1 tsp
baking soda
1/2 tsp
salt
1/2 cup
sour cream
2
eggs
1 cup
butter
1 cup
water
5 tbsp
unsweetened cocoa powder
6 tbsp
milk
5 tbsp
unsweetened cocoa powder
1/2 cup
butter
4 cups
confectioners' sugar
1 tsp
vanilla extract
1 cup
chopped walnuts (optional)