Pro-Life Wisconsin had a "Meatless Fridays" cookbook published in 2006 (sadly, the cookbook sold out a long time ago, but perhaps PLW could be convinced to do a 5-year anniversary reprint?). Article is no longer available at the Milwaukee Catholic Herald so you'll have to read the scanned-in version, below.
The Bishops have decided to re-establish the practice that this penance should be fulfilled simply by abstaining from meat and by uniting this to prayerOn 16 September in England and Wales, Catholics are asked by the Catholic bishops to return during the whole year to meatless Fridays.This is a great initiative for strengthening Catholic identity and for doing penance for the sins members of the Church have committed.