No time to cook? Got a hungry family to feed? In Dinners in a Dish or a Dash , award winning cookbook author Jean Anderson offers more than 275 great-tasting one-dish meals that are easy to prepare. Yet there's not one of yesteryear's "shelf magic" concoctions in the bunch, thank you. Her secret? Today's supermarkets brim with a new generation of quality convenience foods-frozen chopped onions, peppers, and stir-fry mixes, packaged salas greens and...