Onion. Sweet yellow onion is used as the base of the gravy and it adds a wonderful aromatic quality. Mushrooms. Salisbury steak is often served with a mushroom gravy. I prefer cremini mushrooms ...

Salisbury steak's name is misleading because it's ... Some recipes use dry onion soup mix or a can of French onion soup, which can also be used as a base for the gravy. Additionally, breadcrumbs ...