Galway oysters A fixture on any Valentine’s Day menu: oysters. Savoured in Britain since Roman times.  Protein & mineral-rich, oysters were plentiful until 1800s over-fishing & polluted waters depleted stocks.  Since 1954, the world’s longest-running Oyster Festival in Galway, Ireland is on the last weekend in Sep.  From “poor man’s food” to luxury prices –…