Chipotle Mexican Grill Inc, known for its indulgent burritos, is battling a “Chubby Chipotle” ad campaign from the food industry group whose “Nanny” ads helped sink New York City’s ban on super-sized sugary drinks. The Center for Consumer Freedom’s full-page advertisement in Thursday’s New York Post depicts a smiling, shirtless, overweight young man flexing one arm and resting the other on his ample tummy. It urges consumers to find out more at ChubbyChipotle.com, a site that calls the company’s executives “fast food hypocrites” for claiming that Chipotle’s menu is GMO-free and for bending their own rules on “no antibiotics ever”.