INGREDIENTS
1
Egg, large
1
Egg yolk, large
1 1/4 cups
All-purpose flour
3/4 tsp
Baking soda
1/2 cup
Cocoa, unsweetened
1 cup
Granulated sugar
1/2 tsp
Mint extract
1/2 tsp
Salt
1 cup
Semi-sweet chocolate
1/2 cup
Vegetable oil
2/3 cup
Coffee, hot
2/3 cup
Sour cream