In addition to all your standard oven functions, the PlusSteam button in this SteamBake oven adds steam at the beginning of the baking process. The steam cooking keeps the dough moist on the surface t crust, while the heart stays soft and tender. In addition to baking crispy and tasty breads, muffins and pies - your roasted chicken, grilled spare ribs and lasagna will get equally delicious and even oven, using energy efficiently also means cooking efficiently. It has a new convection system called Hot Air, which ensures hot air circulates evenly throughout the oven cavity. The result is that the temperatures can be reduced by up to 20%, saving you both time and energy