I want to use a spatula for fleshing that I think my daughter used to flip cheese omelet how would I be able to use it

Question:

If my daughter used a spatula for hot cheese omelet and I want to use it for meat what do I do

Answer:

If you think your daughter used it for milchig, you should not use it for fleishig. It is controversial if a spatula, which is usually made out of plastic or rubber rubber is kasherable at all.

Sources:

Chelkas Yackov 2-163, Be’er Moshe 2-53, MInchas Yitzchok 3-68.