Unless she has to actually crack the eggs onstage...I would think that you could simulate the eggs yolks with appropriately size gelatin mold, maybe with something like corn syrup for the egg white.
Use a non-see-through glass. Sally pretends to drink it, but the mixture stays in the glass.
If anyone ever tells you that you put too much Parmesan cheese on your pasta, stop talking to them. You don't need that kind of negativity in your life.