Mushroom Gravy is popular amongst both vegetarians as well as non-vegetarians. It is prepared in various ways in cuisines like the American, Indian or European cuisine. The key ingredients in the basic Mushroom Gravy Recipes are mushrooms, flour, beef, chicken or vegetable stock or broth and pepper. It can be served with roasted chicken,Â meat loafs, steaks and can also be used as the base gravy for preparing other dishes. It makes a great, delicious and delectable main dish or side dish depending upon the way it is supposed to be served. Popular recipe variations are Rabbit Liver Mushroom Gravy and Steak Mushroom Gravy.