To ascertain if baking results are uneven, test the oven by baking the following recipe:
Sponge cake
Ingredients
Baking tin: loaf tin, 11–12" (28–30 cm) long, not tin plated.
or
Spread out the cake mixture evenly on a Miele baking tray.
Beat margarine until fluffy, gradually add granulated sugar, vanilla sugar, and eggs.
Add mixture of flour and baking powder alternating with milk.
Transfer the cake mixture to the greased loaf tin or spread out evenly on the baking tray.
Slide the baking tin into the oven parallel with the oven compartment door and set it down on the Wire Rack.
Convection setting:
Loaf tin: 325°F (160°C) Convection plus, no preheating, deactivate Rapid PreHeat, second level from the bottom, bake for 65–75 minutes depending on the level of browning required.
Baking tray: 325°F (160°C) Convection plus, no preheating, deactivate Rapid PreHeat, second level from the bottom, bake for 30–35 minutes depending on the level of browning required.
Surround setting:
Loaf tin: 325°F (160°C) Surround, no preheating, deactivate Rapid PreHeat, second level from the bottom, bake for 65–75 minutes depending on the level of browning required.
Baking tray: 325°F (160°C) Surround, no preheating, deactivate Rapid PreHeat, second level from the bottom, bake for 30–35 minutes depending on the level of browning required.