A large number of freezers have eliminated defrosting by continually circulating the air inside the freezer compartment, thus avoiding frost build-up -- a feature well worth paying a little extra for.

Keen cooks may want to take advantage of multi-function ovens - usually aimed at the top end of the market. As well as traditional cooking, fan or fan-assisted cooking and grilling, these ovens offer up to nine further functions. These include: Top element only (browning), bottom element (final cooking of pastry dishes or pizzas), fan and bottom element (delicate cooking), fan only (thawing).

For cake-like brownies, increase the amount of eggs used. For chewier brownies, decrease the amount of eggs used