Spread pecans on an ungreased roasting pan. Bake at 350° F for 10 minutes, stirring after 5 minutes.
Combine sugars and remaining ingredients in a saucepan. Cook over medium-low heat until sugar and coffee dissolve, stirring often.
Add pecans, and cook 3 minutes, stirring constantly. Remove from heat. Spread coated pecans on ungreased pan. Bake at 300° F for 15 minutes, stirring every 5 minutes. Cool completely; store in an airtight container.