Doughnuts are typically fried. They can be baked as well.
Bacon should be cooked in the oven at a temperature of 400F.
Beef can be cooked many ways including in an oven, on a barbecue grill, and in a fry pan.
Generally soups are cooked on a stovetop, not in an oven.
a oven cooks it so things like roast potatoes are cooked by convection!
Pork should be cooked at an internal temperature of 145F (63C) in the oven to ensure it is safe to eat.
A frozen pizza should typically be cooked in the oven for about 12-15 minutes at 425F.
Casserole
A frozen pizza should typically be cooked in the oven for about 12-15 minutes at a temperature of 425F.
Kebabs should be cooked in the oven for about 20-25 minutes at 375F for optimal results.
Bacon is typically cooked in the oven at a temperature of 400F.
The flavour is different
The mositure is most likely the oil that the donut was cooked in.