Preheat oven to 350°.
Place chocolate in a small glass bowl; microwave at HIGH 1 minute or until almost melted, stirring until smooth. Cool to room temperature.
Lightly spoon flour into a dry measuring cup; level with a knife. Combine flour and next 5 ingredients (through red pepper); stir with a whisk.
Combine sugar and butter in a large bowl; beat with a mixer at medium speed until well blended (about 5 minutes). Add egg; beat well. Add cooled chocolate and vanilla; beat just until blended. Add flour mixture; beat just until blended. Drop dough by level tablespoons 2 inches apart on baking sheets coated with cooking spray. Bake at 350° for 10 minutes or until almost set. Remove from oven. Cool on pans 2 minutes or until set. Remove from pans; cool completely on a wire rack.