Kaffarah is the compensation that you should give if you deliberately miss or break a fast in the month of Ramadan by having (Sexual Intercourse).
To atone for the missed/intentionally broken fast, a person must free a slave , fast continuously for 60 days. If they are unable to do that, then they have to feed 60 poor people at an average cost of £3 per person (which is the cost of an average meal in the UK).
Total cost: £180. Kaffarah can only be used for the poor.