Won't Miss #387 - whining about American portions

One of my students has a brother who lives in San Diego. He has gained 15 kg. (33 lbs.) in two years due to eating American-size meals. I suggested that he not eat everything he is served and prepare his own food more frequenlty, but she wasn't having any of that sort of crazy logic. No, it was the American food that was the problem, not his laziness about cooking or inability not to gobble