f you like to bake, roast, and grill often, you should opt for the Faber FBIO 80L 6F BK. Built-in Oven convection oven. This oven has an ergonomic design that allows easy grilling, baking, and other functions by circulating hot air throughout the oven, cooking food more evenly. An oven comes with a variety of heating options that let you defrost, slow cook, and even make pizzas. Eight basic cooking functions can be used in a very versatile way to cook the best cuisines.