Nut (fruit) usage of the term is less restrictive, and many nuts (in the culinary sense), such as almonds, pecans, pistachios, walnuts, and Brazil nuts, are not nuts in a botanical sense. Common usage of the term often refers to any hard-walled, edible kernel as a nut. A nut in botany is a simple dry fruit in which the ovary wall becomes increasingly hard as it matures, and where the seed remains unattached or free within the ovary wall. Most nuts come from the pistils with "inferior" ovaries (see flower) and all are "indehiscent" (not opening at maturity). True nuts are produced,
Nut roll rolls in Central and Eastern Europe, like makowiec and bejgli, are a special type of rolled log shape. These are generally made with either of two types of filling: walnut and poppy seed. In addition to ground nut fillings, cinnamon, raisins or currants, bread crumbs, lemon zest, rum and heavy cream or sour cream are used. The poppyseed versions are still popular in Russian-American neighborhoods in the USA. The povitica, a traditional Croatian and partly Slovenian pastry, is made from buttery pastry dough rolled into very thin layers and covered with a layer of brown sugar, spices, and walnuts. The