How to make Baileys cheesecake

• Blend or crush the biscuits into a fine powder.
  approx 235 g biscuits
  
• Add butter to the biscuits and mix until combined.
  approx 65 g butter
• Pour the biscuits into the prepared pan (mine was lined with baking paper) and press firmly onto the bottom.
  
• Transfer the quark cheese to a large bowl, add sweetened condensed milk, heavy cream, and liqueur - blend until smooth.
  1 kg quark cheese for cheesecakes , 1 can sweetened condensed milk
  
• Pour cold water over the gelatin and let it sit for a few minutes to swell. Then heat it briefly (e.g., in the microwave).
  approx 30 g gelatin, water
• Add a tablespoon of the cheesecake mixture to the liquid gelatin and mix.
  
• Pour the gelatin into the rest of the cheesecake mixture and mix thoroughly.
  
• Pour the cheesecake mixture onto the biscuit base.
  
• Refrigerate the cheesecake until set - for several hours.
• Before serving, remove the cheesecake from the pan and decorate as desired.