No-bake avocado, mint and lime cheesecake

Ingredients

• Cheesecake base
• 20 plain biscuits (about ¾ packet)
• 2 tablespoon cacao powder
• 1/4 cup desiccated coconut
• 110 gram butter, melted
• Filling
• 2 medium avocados
• 2 teaspoon matcha powder or spirulina powder – optional (see recipe tip)
• 12 mint leaves, finely shredded, plus a few whole leaves to garnish
• 2 tablespoon finely grated lime zest, plus extra to serve
• 1/4 cup liquid honey
• 250 gram cream cheese, at room temperature
• 200 gram crème fraîche
• 1/4 cup water
• 2 teaspoon gelatine
• cacao nibs and dark chocolate, to decorate