1Spray 2 1/2- to 3 1/2-quart slow cooker with cooking spray. In slow cooker, mix cashews, almonds and pecans. In small bowl, mix remaining ingredients. Pour over nuts; stir until completely coated.
2Cover; cook on Low heat setting 2 hours, stirring after 1 hour. Lightly grease sheet of waxed paper; spread coated nuts in single layer on waxed paper. Cool completely, about 2 hours.