Chutney comes from the Indian "chatni",
which means "strongly spiced". Normally, it is made out of fruit pieces,
vinegar, sugar, peppers and/or other spices.
Chutney is nice with Indian food but also as a replacement of mustard
According to this definition, the coriander chutney is not a chutney
at all (no sugar, no cooking), just a sauce, but still, this is how
it is known.
Relish is Or
less the same as chutney; the cooking time may be a bit shorter though.
Therefore, chutney is normally softer and the sugar may be caramelized.
Salsa has most probably
an Aztec Indian background and is made of tomatoes and chillies as main
ingredients. Salsa means "sauce". Salsa is cooked shortly and is not
sweet or caramelized.