Spiced Mixed Nuts

This recipe is made in the slow cooker and would make an awesome gift! Just put it in a pretty tin or bag with super cute label and ribbons.
Spiced Mixed Nuts
Use non-salted nuts.
1/2 pound halved walnuts
1/2 pound pecans
1/2 pound cashews
1/2 pound peanuts
1 cup butter, melted
1 cup powdered sugar
1/2 tsp ground allspice
1/4 tsp ground cloves
1 [...]