Kate, 38, wrote to us seeking advice after a conflict with her vegan sister that fractured their family. The sisters had always been close, even with different lifestyles. Kate respected her sister’s veganism, including raising her two children (ages 6 and 8) vegan but open to choosing meat if desired.
During a sleepover at Kate’s house, her children wanted tacos, and her niece and nephew asked for the same, so she served them meat. She jokingly told them…