Mayonnaise is one option. Hollandaise is another.
Carbonara, perhaps.
Can’t think why you would turn your nose up at custard.
Isn't custard really hard to make, or is that something else?
Carbonara is a good idea, though. And I have some ham.
My first attempt at proper egg custard was a complete success, so it can't be at all hard to make. If I can do it . . . .