Rotisserie roast or cook by indirect heat on the barbecue. For Top Sirloin or Prime Rib Rotisserie Roasts, simply season or marinate for 2 to 4 hours before cooking. For all other Rotisserie Roasts, marinate for 12 to 24 hours before cooking to improve tenderness. To marinate: Pierce roast numerous times with long fork. Place in sealable freezer bag with 2 cups (500 mL) teriyaki sauce or Italian dressing; refrigerate. Place drip pan under grill; add 1/2 inch (1 cm) water to pan. Using medium-high heat, preheat barbecue to 400°F (200°C).