Thomas wrote:

> I have tried to cook an omelette by using one of those plastic trays
> designed especially for doing omelettes in the microwave.
>
> However, the omelette came out rubbery and tough. Any ideas how to make it
> lighter and fluffier?
>

You could start by doing it in a hot pan like an omelet is supposed to be done.
I don't question that you can get some sort of a cooked egg product out of a
microwave, but it won't be an omelet.