(Photo courtesy of Lynn Osborn) It’s almost Passover and Easter, a perfect time to share results of an egg taste test by guest contributor, Stan Rowin. First, some background. Stan is a photographer who started his career taking photos in Julia Child’s Cambridge kitchen, now a culinary mecca at the Smithsonian. The same Julia who never got rattled by a fallen soufflé or a splattered pancake showed Stan her perfectionist side during a shoot. “Julia was doing a chapter on eggs, and she wanted to show how fresh eggs look when fried,” says Stan. Then the frenzy began. “Out of three dozen eggs, she got one egg that looked good, but couldn’t find a…