FILE - This is a Jan. 14, 2006 file photo of a street vendor selling regional smoked cheese 'oscypek ' in Zakopane, Poland. Little Miss Muffet could have been separating her curds and whey from the sixth millennium B.C., according to a new study that finds the earliest solid evidence of cheese-making. Scientists performed a chemical analysis on fragments from 34 pottery sieves discovered in Poland to determine what they were used for. Until now, experts weren't sure whether such sieves were us