INGREDIENTS
13 tbsp
butter (no substitutes)
6 1/2 oz
unsweetened chocolate, coarsely chopped
1 1/2 cups
sifted cake flour or all-purpose flour
3/4 tsp
baking powder
1/2 tsp
salt
4
eggs
2 cups
sugar
1 1/4 tsp
vanilla
1 1/4 cups
coarsely chopped walnuts, toasted