Food could be prepared by stewing, baking, boiling, grilling, frying, or roasting. Cooking techniques include roasting and marinating. Moist heat cooking methods include braising, pot roasting, stewing and sous-vide. Some recipes require browning to develop flavors during roasting or frying. Boiling, roasting and steaming are the most common cooking methods. Barbecuing techniques include smoking, roasting, and grilling. Brisket can be cooked many ways, including baking, boiling and roasting. In cooking, the conventional oven is a kitchen appliance used for roasting and heating. They were roasting and boiling pits inside yurts used to cook mammoth. The peanuts pass through the roaster whilst being rocked to permit even roasting. Some grills can also be fitted with a rotisserie accessory for roasting meats. This is commonly used for baking and roasting. Decaffeination is the process of extracting caffeine from green coffee beans prior to roasting. Sauerbraten can be made with many different kinds of roasting meat. Some amateurs pursue both home roasting coffee and making espresso.