1 Spray 4- to 5-quart slow cooker with cooking spray.
2 In large bowl, stir together sugars and cinnamon. Set aside.
3 In small bowl, beat egg whites and vanilla until a little frothy.
4 Place nuts in slow cooker.
5 Pour egg white mixture over nuts, and stir until nuts are evenly coated.
6 Sprinkle cinnamon sugar over nuts, and stir until nuts are all coated well. Cover; cook on Low heat setting 3 hours, stirring every 20 minutes.
7 When 20 minutes are left, pour 1/4 cup water into slow cooker, and stir. When cooking time is up, spread nuts on cookie sheet to cool until dry.