[M]Know the expiations for different violations: broken oath, zihar, killing by mistake, breaking fast.
[2]For zihar (declaring wife like mother): free a slave, fast 2 months, feed 60 poor. (Qur'an 58:3-4)
[2]For breaking Ramadan fast intentionally without excuse: free a slave, fast 2 months, feed 60 poor. (Bukhari 6708)
[1]Fulfill expiation promptly — do not delay.