Back It was a real gamble on the future, as before his death, the canon officially gave permission to use his name "Kir" to designate a white wine with blackcurrant liqueur at Maison Lejay Lagoute, creator of crème de cassis in Dijon. Registered in 1952, the world-famous Kir® brand was complemented by Kir Royal® for special occasions, an aperitif made from sparkling white wine and crème de cassis. Fine dining establishments serve it with champagne. See Kir.