Ventura County Star, Calif., Lisa McKinnon column.(Column)

Byline: Lisa McKinnon

Aug. 20--In the wake of his second-place finish this week on the Fox reality show "MasterChef,"there's been a lot of talk among locals that Ventura resident Adrien Nieto is helping put the city on the culinary map. But fellow resident Allison Costa is making a map of her own. It charts some of her favorite places to eat -- and what she likes to order when she gets there. "When I find a good restaurant or a good bagel, I can't wait to tell people about it," said Costa, who writes the food blog Ventura Food Happenings. She expands on that idea this month with the launch of Ventura Food Tours, guided walking excursions that include stops for tastings and behind-the-scenes chats with the owners and chefs of such spots as Trufflehound's Fine Chocolates, …