American wine and cheese? Sure. But American olive oil? Absolutely. More than a decade ago a California oil won an international competition--in Italy. And upstart American olive-oil producers--many profiled in this book--haven't looked back, creating artisanal oils that now come in first place in tastings worldwide. For those whose knowledge of olive oil remains extra-virgin, author Fran Gage sets out all the essentials: buying and storing high-grade...