Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/2  cup           ketchup
   2      cups          water
     1/4  cup           lemon juice
     1/4  cup           dark vinegar
     1/2  teaspoon      smoked salt
   1                    onion -- large, wedge cut
   1      cup           corn oil
   3      tablespoons   soy sauce
   2      tablespoons   French's prepared mustard
   1      teaspoon      garlic salt
   1      teaspoon      coarse ground black pepper

Preparation:

Combine everything. Submerge steaks in it for 24 hours refrigerated and covered. Drain Well and broil as usual.