Some of Martha’s all-time favorite recipes have something in common. They’re made with nuts which lend both flavor and texture. Discover how she uses almonds, hazelnuts, peanuts, walnuts, and pecans to create a traditional linzertorte, oatmeal cookies sandwiched together with a creamy peanut butter filling, and a famous walnut cake named after Saint Andrew. Plus, an impressive-looking pecan tart with a secret ingredient.