ico introduced grapes into the United States. Many of the vineyards established by these missionaries in California are still producing today. These early vineyards were primarily used to make wines, however in 1873 when the vineyards discovered they could make quicker profits by making raisins, the raisin industry was born.
Raw Materials
The primary raw material for making raisins is grapes. To make 1 Kg of raisins, over 4 Kg of fresh grapes are required. These grapes must have certain qualit