INGREDIENTS
1 cup
butter 2 sticks
8 oz
bittersweet chocolate
5
eggs
3 cups
sugar
1 tbsp
vanilla
1 tsp
kosher salt
1 1/2 cups
flour
1/2 cup
semisweet chocolate chips
1 cup
walnuts optional
2/3 cup
butter
1/2 cup
cocoa
2 1/2 cups
powdered sugar
1 tsp
vanilla
4 tbsp
milk