What's the cocktail called that contains lemon ice-cream, crème de menthe green, Bohemia sekt demi-sec, and mint?

Based on the information provided, it appears that there is no cocktail listed that specifically includes lemon ice-cream, crème de menthe green, Bohemia sekt Demi sec, and mint. However, if you are interested in a mint-flavored cocktail, there are several options that feature crème de menthe as a key ingredient. For instance, the Grasshopper, with its delightful blend of crème de menthe, cream, and crème de cacao, offers a refreshing and creamy mint-chocolate flavor. If you are looking for something with a more visually striking green hue and a refreshing taste, the Emerald Envy combines crème de menthe with vodka and lemonade for a revitalizing drink.

Although these cocktails don't match your specific ingredient list exactly, they may still provide a similar minty freshness and enjoyable drinking experience. Feel free to experiment and possibly create your unique concoction by adding Bohemia sekt Demi sec or lemon ice-cream to one of these recipes!