Donald TrumpDonald TrumpTillerson to embassies: ID groups for tougher screening US probes Manafort’s banking: report America must improve defense against Russia's information warfare MORE ridiculed John Kasich's "disgusting" eating during a rally in Rhode Island on Monday.
"Did you see him? He has a news conference, all the time when he's eating. I have never seen a human being eat in such a disgusting fashion," the GOP presidential front-runner said of his rival to a laughing, cheering crowd.
Trump critiqued Kasich's manners in a speech that strayed from his pledge to use a more presidential tone.
"I'm always telling my young son Baron, always with my kids, all of them, I say, 'Children, small, little bites," Trump said.
"This guy takes a pancake and he's shoving it in his mouth," he said of Kasich. "It's disgusting."
"Do you want that for your president? I don't think so."Kasich's campaign shot back at Trump shortly after his remarks.
".@RealDonaldTrump, we were looking for some Trump steaks for the governor, but no one seems to sell them anymore," Team Kasich tweeted on Monday.
The tweet also included a photo of Trump eating.