Jennifer Miller has a very good article, republished today for Catholic Culture website, on the history and meaning on the Church’s Ember Days. She is the primary developer of CatholicCulture.org’s liturgical year section.
Jennifer Gregory Miller, Catholic Culture: This Wednesday, February 17, within the First Week of Lent marks the beginning of the traditional dates of the Lenten Ember Days. With the reorganization of the Liturgical Year by Vatican II, the Ember Days were retained within the Ordinary Form, but dates and form were left to the episcopal conferences. But this doesn’t restrict obtaining a deeper understanding of this very ancient tradition of the Church, nor does it prevent a personal observance within our domestic churches. Read full article here.