Preheat oven to 350°. Stir together peanuts and melted butter in a medium bowl.

Stir together brown sugar and next 3 ingredients. Add to peanut mixture, tossing to coat. Place peanuts in a single layer on a lightly greased baking sheet.

Bake at 350° for 10 to 15 minutes or until golden brown, stirring once. Remove from oven, and stir in pumpkin seeds. Cool completely in pan on a wire rack (about 20 minutes).