Place the lime zest on a baking tray lined with baking paper. Dry in a preheated oven (electric cooker: 50 °C/ circulating air: 25 °C/ gas: unsuitable) for 30 minutes. In the meantime, wash the mint, dab dry and pluck the leaves from the stalks. Put the leaves in a bowl and grate them. Fill up with lemonade and let it stand. Whip 150 g cream until stiff. Chop the lime zest in the universal chopper and mix with sugar.
Pour lemonade through a sieve. Put 80 ml mint liqueur, vodka, pineapple juice 150 g whipped cream, lemonade and sugar syrup into a shaker. Fill up with ice and shake vigorously. Dip the edges of the glass first in water, then in the lime-sugar mixture.1 tablespoon of mint liqueur into each glass. Pour over the back of a teaspoon into the glasses. Add whipped cream and sprinkle with remaining lime sugar. Decorate with orchids if desired