All you need is flame and flavor to get noticed at the barbecue. McCormick Grill Mates Montreal Steak Marinade Seasoning Mix is built from the ground up, with bold ingredients like red and black pepper, garlic and paprika. Simply combine one marinade packet with Â1⁄4 cup water and vegetable oil, 2 tablespoons red wine or white vinegar with 1 Â1⁄2 to 2 pounds of beef, pork or lamb, marinate, grill. The result? An unmatched depth of iconic flavor.