I have used this tutorial before. It works for pottery, ceramic, and china: http://www.lakesidepottery.com/Pages/Pottery-tips/How-to-repair-chipped-pottery-china-ceramic-step-by-step.htm
Linda....Can you send a picture please? Thanks
Once it's chipped, it's buggered. Can't use the same pottery mix ot colour or firing.
Do you have the chip to epoxy back into place?
This product should help: https://amzn.to/31aAltN
Hope this Helps! Jeremy - https://pahjodesigns.com