Both jam and catsup preserves are forms of fruit products widely eaten as a food accompaniment. They differ in their ingredients, the physical form of fruit in them and in the way they are made. Fruit preserves refer to fruit or vegetables that have been prepared, canned or jarred for long term storage.
Jam refers to a product made with whole fruit, cut into pieces or crushed. Fruit is in chunks or pieces in them. The fruit in preserves is tender and plump. Jams are more of a soft pulp of the fruit and have the dark shade of its retaining fruit pulp. The proportion of sugar and fruit varies according to the type of fruit and its ripeness, but a rough starting point is equal weights of each. Preserve: To a previously agitated blend of fruit and sugar is added a water solution of pectin to form a premix which is heated to 90.
This is further heated after adding an acid solution and stirred all the time to obtain a concentrated product which is then heated to a sterilizing temperature and passed through a holding zone at such a temperature. Middle Ages, jams and fruit conserves were popular there. In preserves, the fruit comes in the form of chunks in a syrup or a jam while in Jam has crushed fruits or vegetable pulp. Examples of jam and fruit preserves Most commonly available Preserve flavors are orange and mango while the most common Jam flavours are Orange, Mango, Mixed fruit and Strawberry. Preserve, though similar to it in looks but isn’t spread as it has big chunks of fruit in it.