That’s Toddlers for ya
It is not standard, but an important life hack. Bacteria from small children can not be taken lightly. Even a man with the strongest immune system will be defenseless against mutated viruses picked up by toddlers in kindergarten
Thanksgiving Pro Tip:
Be careful though it may offend the child’s parents. Not accepting food from the child wouldn’t have any effect on them but his parents will never pardon you as you refused to accept the food their adorable child had made.