got this marinade from a fella on another forum'=
steak marinade
2 Tablespoons Olive Oil
1 Tablespoon Soy Sauce
2 Teaspoons Montreal Seasoning
1 Teaspoon Fine(espresso grind)Coffee
Mix together and rub both sides of steak.
Put in a ziplock bag and refridge for 2-4 hours prior to grilling.