Just Add Goodbye is the eleventh episode of Season 3. It premiered on February 1st, 2019.
Grandma disappears into thin air, prompting Kelly, Hannah and Darbie to travel through time to create a brand-new spice that can save her. But will they have to pay the ultimate sacrifice and say goodbye to the cookbook forever?
After Kelly cooks the Keep the Cookbook Casserole, the girls need to break the bond with them and the cookbook.