jivin' java chocolate cookies

Ingredients For jivin' java chocolate cookies

• 1 c

  real butter - room temperature, not melted
• 1 1/2 c

  brown sugar, packed tightly
• 1 c

  white granulated sugar
• 1/2 c

  cocoa, unsweetened
• 2

  whole eggs
• 1

  egg yolk
• 1 c

  very strong brewed coffee - cold *(see note below)
• 1/2 tsp

  cream of tartar
• 1 tsp

  baking soda
• 1 tsp

  salt
• 3 1/2 c

  all purpose flour
• 1 c

  pecans, chopped