Nick Olcott has foodie adventures as he plays chef James Beard at Round House
Nick Olcott isn't really a big-time food guru. He's just playing one onstage. But the prospect of becoming James Beard in the solo show "I Love to Eat," at Bethesda's Round House Theatre, has filled Olcott's plate with interview requests. The American appetite for celebrity chefs seems insatiable now that "foodie" is a noun, but it's been sharpening since Beard served himself up in the 1940s as one of country's first…