Electric cookers are available in a choice of three sizes based upon their width, they are 50cm, 55cm or 60cm. You can also choose from a variety of colours for your electric slot in cooker including black, white, stainless steel, cream, blue or green. Many electric cookers will offer a fan assisted oven which will help to speed up the cooking process. Whilst most cookers will come as two separate cavities you can also choose to have just one large oven. However by choosing two separate cavities, you can also benefit by having a separate grill.