Leek and Cheese Pie

Meatless meals on Friday were once extremely important in Ireland, as the Catholic Church considered Friday a fasting day, requiring some sort of penance, such as abstaining from meat. (Although Ireland remains a mostly Catholic country, the practice has largely died out.) This leek and cheese pie, bolstered with potatoes, is in the style of filling vegetarian dishes that might constitute dinner on a meatless Friday. Skipping the crust makes it an elegant and elaborate side dish for a festi