* To substitute for buttermilk, use 1 tablespoon vinegar or lemon juice plus milk to make 1 cup.
Caraway seed, traditional in rye bread and Irish soda bread, is a member of the parsley family. (Even "seedless" rye breads often use ground caraway seed as a flavoring.) Central European and Scandinavian cooks use the seeds extensively in dishes made with meat, noodles or cheese.
For an authentic touch, bake the bread in an 8-inch cast-iron frying pan instead of a cake pan.
Irish Soda Bread rounds out a St. Patrick's Day meal of corned beef and cabbage.