1. Start off by adding coffee, sugar and glucose (or corn syrup) into a pot and bring it to a boil. Then add butter and continue to boil until everything is dissolved and homogeneous. Cook it and stir constantly until mixture reaches the desired color (dark amber or about 280°F.
2. Add in desired "add ins" (cocoa nibs, nuts, etc.) Then pour onto silicone mat and allow to cool. Finally coat with tempered chocolate and break into pieces to cool (or break into pieces and coat with tempered chocolate)