INGREDIENTS
1 cup
flour
1/3 cup
cocoa powder
1/4 tsp
salt
1/2 cup
butter, softened
2/3 cup
granulated sugar
1
large egg, separated, plus 1 additional egg white
2 tbsp
milk
1 tsp
vanilla extract
1 1/4 cups
pecans, very finely chopped
18
caramels, unwrapped
4 tbsp
heavy cream
2 oz
semi-sweet chocolate chips or melting chocolate (optional)