Nothing says summer in California more than a margarita. But if you asked 15 bartenders in this town how to make one, they'd each tell you something different.

At San Francisco's Tres Agaves Mexican Kitchen and Tequila Lounge, they don't use the orange liqueur Cointreau or even Triple Sec.

"Well, that's fine," says Matt Burbach of Fonda restaurant and bar in Albany. "But it's not a margarita. It's a Tequila gimlet." Read more...