Question: When I was fifteen years old, i.e., after puberty, I broke my Sawm (Fast) on two or three days in Ramadaan because I felt thirsty, not being aware of the great sin in breaking one’s Sawm intentionally. I have not made up for those days until now, though I am now fifty. I am deeply regretful and ask Your Eminence: Do I have to make up for the missed days or what should I do?
Answer: It is Waajib (obligatory) on this woman to make up for the missed days of Ramadaan since the age of puberty and give Kaffaarah (expiation) to the needy for every day, i.e., 1/2 Saa` (1 Saa` = 3 kg. Approx.) of dates, or barley, or similar staple food of your country, due to her unexcused delay in making up for the missed days until the following Ramadaan came... read more here.