Spice rub the salt for flavor and the sugar for caramelization. The simplest rub is just coarsely ground black pepper as in steak au poivre. Spice rubs can also have ingredients such as herbs, crushed garlic or oil added to make a paste. Less common ingredients can include coffee beans. Spice rubs are mainly used for preparing meats and fish. There are many different recipes for rubs and most of them are targeted towards a specific kind of food. The exact combination of spices that makes a good rub for a particular kind of food varies from region to region and culture
Pot-au-feu lord's land. For people living in towns, it was easier to buy inexpensive pieces of meat, which needed long cooking times. The method of cooking all food together and for extended periods of time (the whole day sometimes) gave what was called a ""pot-pourri"" in French and imported into English in the early 17th century. The relation between "pot-pourri" and "pot-au-feu" was attested in 1829 in the "Etymologic dictionary of the French language: ""Pot pourri. The name our fathers gave to the "pot-au-feu""". The cuts of beef and the vegetables involved vary, but a typical "pot-au-feu" contains: Cooking cartilaginous meat