Raw Farm does not sell your typical cheddar. A one-pound block of the aged, GMO-free cheese retails for $16. (Naturally, it’s for sale at Erewhon, the high-end grocery chain.) Some people are willing to pay that kind of premium because the cheese is made exclusively from unpasteurized milk. So is almost everything else that’s sold by Raw Farm, a 400-acre dairy farm in Fresno, California, that is commonly cited as the country’s biggest purveyor of raw milk and cheese. When Robert F. Kennedy Jr.