Plot: We find Rick on a Sunday morning in a plaza in front of a beautiful baroque church in the mountains of Mexico as he sets out to search for the best Mexican Sunday traditions, starting with carnitas—the rich, golden, slow-fried pork that’s a once-a-week indulgence all over the country. We visit a huge open-air restaurant, Arroyo, in Mexico City to see it being made, and Rick shows us his own simplified technique for preparing Carnitas at home