What chutney is depends on who you are and where you are from, but since the question refers to the relationship between jam and chutney then I've assumed that the question concerns the Western definition of chutney (UK, USA, Caribbean). The Western definition of chutney is savory jam. read more
So a jam would become a chutney when one adds savory ingredients like vinegar and mustard seeds. A jam is fruit and sugar. A chutney is fruit, sugar and vinegar, and a jelly is fruit juice, sugar, and pectin as a gelling agent. read more
Jam is a preserved fruit concoction made with the juice and flesh of a fruit, thickened with pectin and possibly sweetened. “Chutney” is a catch-all term for condiments and relishes from the Indian subcontinent, typically prepared separately from other dishes and potentially served with anything. read more
Take a jam with pectin-rich and unpeeled fruit. Cook it down for a long time (anywhere from 2 1/2 —3 hours), then press the cooked result through a sieve. Top a stack of pancakes or crêpes with the butter, and you're well on your way to fruit at its finest. read more