German cookery writer Henriette Davidis wrote recipes for "Improved and Economic Cookery" and other cookbooks. She also enjoys cooking, and has said that she owns 100 cookery books. Its criteria are used widely in Western cookery school boards and culinary education. The Roman cuisine preserved in the cookery books ascribed to Apicius is essentially Greek. They published a vegetarian cookbook called "Cosmic Cookery". David herself did not use the term, speaking instead of Mediterranean "food", "cookery", or "cooking". TV cookery programs brought recipes to a new audience. Her books paved the way for other cookery writers to use foreign recipes. Seasonality to fish and seafood dishes was also featured along with emphasis on Lenten cookery. In February 2010, Harriott joined the morning show "GMTV with Lorraine" featuring cookery recipes. The fruits are used in cookery and sweet desserts. Wilson is chair of the Oxford Symposium on Food and Cookery. By the mid 20th century, there were thousands of cookery and recipe books available. Brendan Lynch is teaching cookery classes. She became well known for her cookery books.