My Mother-in-Law Would Taste Food Straight From the Serving Spoon and Put It Back in the Dish—But When She Did It Again While I Was Sick, Her Son Decided It Was Time to Teach Her a Lesson She’d Never Forget.

For a moment, I felt genuinely grateful that he had such a loving grandmother.

Then, by the third day, I began noticing a habit that made me increasingly uncomfortable.

Diane would take a bite of potato salad directly from the serving container, lick the spoon, and then plunge it straight back into the food.

The first time I saw her do it, I tried to remain polite.

“Diane, could you please use a separate spoon?”

She looked at me as though I’d said something ridiculous.

“Oh, sweetheart. You’d think I’d dipped it in poison! We’re family!”

I explained that I wasn’t comfortable with saliva getting into food everyone else would eat.

She laughed and waved away my concerns.

Unfortunately, it didn’t stop there.