Chop up the celery and grapes into bite-sized pieces.
In a large bowl, mix together the avocado mayo, lemon juice, and Greek seasoning.
Mix in the grapes, celery, and chicken.
Enjoy!
Notes
Make a large batch and have lunches for the entire week. You can serve this with cucumber slices, eat it on its own, or if you're not doing Whole 30, enjoy with some crackers.