Brush the cake plate with some oil. Place the rim of a springform pan (26 cm Ø) on top. Melt butter at low heat. Put the cookies into a freezer bag, close the bag. Finely crumble the biscuits with a rolling pin.
Mix with the liquid butter. Pour into the rim of the mould and press down as a base. Chill for about 45 minutes.
Soak gelatine in cold water. Mix quark, 3 tablespoons syrup, 5 tablespoons lemon juice, 150 ml orange juice, tequila and 125 g sugar. Beat 250 g cream until stiff. Squeeze the gelatine, dissolve over low heat.
Stir in 6 tablespoons of tequila cream, then stir into the rest of the cream. Fold in the cream. Spread on the cake base. Chill for about 3 hours.
Mix the cake glaze powder and 1 tablespoon of sugar. Stir in 5 tablespoons lemon juice, 150 ml orange juice and 5 tablespoons syrup. Boil up while stirring. Let cool down for 1-2 minutes. Spread on the cake. Chill for about 1 hour.
Remove the pomegranate seeds from their skins. Whip 250 g cream until stiff, allowing vanilla sugar to trickle in. Pour into a piping bag (large star-shaped spout). Decorate the cake with cream tuffs and pomegranate seeds.