It seems that's enough of feelings talk, and Levi takes his cue to return to his more usual mood, scoffing.

"You bought it without trying first? It better not be from the grocery store."

He knows it's not, definitely not after the last time he gave Jean his opinion about tea in bags, but the chance to mouth off is right there and it's normal and so he has to take it. Hopefully Jean knows better by now than to take it personally.