There is only one way to complete a great meat, to aid the digestion, and to turn an ordinary evening into a luminous memory, and that's by enjoying the luxury of an alter-dinner drink. There are the classics: great brandies like armagnac and cognac, and whisky Aromatic drinks like ancient liqueurs and bitters expand the choice; while by-products of the wine-making process, like marc and grappa, have their devotees. There are fortified wines, rum, tequila, and calvados, and modern delights based on the fusion of alcohol and cream. In