which is also why brian kirschenman's fami started farming here a ntury ago. >> wl, we're a family business. um, our family's been growing potatoes for over 100 years in california. ludwig kirschenmann's probab-- rumor has it ludwig kichenmann brought one of the fst potato crops to cifnia befo the turn of the century. >> brian grows about 4,500 acres of potatoes at his familfarm, but unlike ron, he grows sller potatoes that are called chippers, which are used mostly for potato chips and french fries. so what makes a good chipper? >> what makes a good chipper is actually, um, low sugar. you know, when you, um, caramelize something in the, um, in your--with a frying pan it turns brown. so people don't like brown potato chips, i don't know why, so that means it's high sugar content. so we've got to have low sugar in order to make 'em cook white. >> the potatoes are harvested and brought here to the processing facility where they are washed, sorted, and even tasted too. to ke sure the cpping potaes have ju the right amount sugar for their stomers, brian fries some of his potatoes up to see how