BEATRICE A. OJAKANGAS is the author of more than two dozen cookbooks, including an essential guide to convection cooking. She has written for "Bon App"é "tit, Gourmet, Woman's Day, Family Circle, Redbook, Cooking Light, "and" Ladies' Home Journal," and has appeared" "on TVFN, "Martha Stewart Living, "and "Baking with Julia," Ms. Ojakangas also teaches cooking classes across the country. She lives in Duluth, Minnesota.