In my experience you can't go wrong with a nice pair of slippers if you can find out her shoe size. Maybe something like https://www.amazon.com/gp/product/B06XX3FY31/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1

If she has a sweet tooth maybe some old fashioned candy? http://www.pd.net/ Love that place, it's one of a kind and you can watch them make it by hand on Youtube. The banana flavor is amazing.

Thank you!!