weird cravings what are yours

I'm 13 weeks pregant just recently I've been having cravings peanuts, grapes.......food lol and.......well
So...... have any of you ladies been craving chalk 😐 someone told me if I'm craving chalk I'm low in iron 
I havnt ate chalk but I crave it 😷 lol what are some "nasty"/"weird cravings you've had?