Raisins are dried grapes. Raisins can be eaten raw or used in cooking and baking. Raisins are very sweet due to the high concentration of their sugars and if they are stored for a long period the sugar crystallises inside the fruit. This makes the fruit gritty but does not affect the usability. To decrystalise raisins they can be soaked in liquid (alcohol fruit juice or boiling water) for a short period dissolving the sugar.
Pine nuts are the edible seeds of pine trees (family pinaceae genus pinus). About 20 species of pine produce seeds large enough to be worth harvesting in other pines the seeds are also edible but are too small to be of value as a human food. in asia two species are widely harvested korean pine (pinus koraiensis) in northeast asia and chilgoza pine (pinus gerardiana) in the western himalaya. Four other species siberian pine (pinus sibirica) siberian dwarf pine (pinus pumila) chinese white pine (pinus armandii) and lacebark pine (pinus bungeana) are also used to a lesser extent. pine nuts are high in protein and have been eaten in europe and asia since the paleolithic period. They are also a source of dietary fibre. Pine nuts are an essential component of pesto and are frequently added to meat fish and vegetable dishes. They are in particular used in the cuisine of southweste
Family. The walnut is enclosed in a green leathery fleshy husk which is inedible. Removal of the husk reveals the wrinkly walnut shell which is in two halves and encloses the kernel which is likewise in two halves separated by a partition (see figures 2 and 3). The seed kernels are enclosed in a brown seed coat which contains antioxidants. The antioxidants protect the oil rich seed from atmospheric oxygen so preventing rancidity (oxidative rancidity). walnuts are shell fruit (nut types). Because of their similar characteristics with regard to transport particularly their high oil content their requirements regarding care during storage and