INGREDIENTS
2
Egg yolks, large
2
Eggs, large
1 3/4 cups
All-purpose flour, unbleached
1/16 tsp
Baking soda
2 oz
Chocolate, unsweetened
3/4 tsp
Salt, fine
2 1/2 cups
Sugar
2 tsp
Vanilla extract, pure
5/8 cup
Canola oil
1 cup
Walnuts or pecans
1 1/2 tsp
Espresso, instant powder
1
Butter
4 tbsp
Butter
5/8 cup
Water
½ cup (45 g) natural (not Dutch-processed) unsweetened cocoa powder (see note below)