Beef Stroganoff and hotels serving the dish with rice, but not sour cream. Beef stroganoff preparation varies significantly not only based on geography and other factors, such as the cut of meat and seasonings selected. Meat for the dish can be cut in different ways and is sometimes diced, cubed, or cut into strips. Some variations include mushrooms and onions or other vegetables and varied seasonings such as sugar, salt, black pepper, and bottled marinades and rubs. In the version often prepared in the United States today in restaurants and hotels, it consists of strips of beef filet with a mushroom, onion,
Gumbo sometimes oysters. Andouille sausage is often added to both meat and seafood gumbos to provide "piquancy, substance, and an additional layer of flavor" to the dish. Most varieties of gumbo are seasoned with onions, parsley, bell pepper, and celery. Tomatoes are sometimes used in seafood gumbo, but traditionally few other vegetables are included. Gumbo broth or gravy derives from three primary thickeners: okra, filé powder, and roux. Traditionally, okra and filé powder are not used in the same dish, although this rule is sometimes broken. Roux can be used alone or in conjunction with either of the other thickeners. Okra