In a small saucepan melt the butter with the chopped rosemary, garlic, salt, and pepper.
Place the roast on the rotisserie spit. Brush the rib roast with the butter mixture.
Cooking time will vary according to the size of the roast and your rotisserie. Cook per instructions for your rotisserie. You usually cook it so many minutes per pound. Each rotisserie is differnet.
Let rest 15 minutes prior to carving.
Notes
For oven preparation:1. Preheat the oven to 450°F.2. Prepare the meat according to the directions above. Roast on a rack in a shallow pan for 25 minutes.3. Reduce the oven temperature to 350°F and roast for 16 minutes per pound or until a meat thermometer reaches an internal temperature of 135°F to 140°F for a medium-rare center. Let rest for 15 minutes before carving.