Description Vermouth Mûr is a Cocktail made from Briottet Blackberry Liqueur, Maison Dolin’s Vermouth rouge and Elixia lemonade. Recipe card Ingredients - 1 Pers. Crème de Mûre Briottet - 2cl Vermouth rouge Dolin - 4cl Gin - 2cl Lemonade Elixia - 6cl Preparation Start with the Vermouth rouge Dolin. Add the Briottet Blackberry Liqueur. Then the Elixia lemonade. And finally the gin.