Grease and lightly flour bundt pan. In a medium bowl, stir together brown sugar, nuts, white sugar and cinnamon. Dip rolls into butter; then roll in sugar mixture. Layer rolls into prepared pan and cover loosely. (Be sure to sprinkle with remaining sugar mixture) Chill in refrigerator overnight. Bake 30 minutes at 350. Let stand for 10 minutes before inverting onto serving plate.