Steps
1. Preheat your oven to 350°F (175°C).
2. In a bowl, mix the cream cheese, sugar, vanilla extract, and instant coffee until smooth.
3. In another bowl, combine the crushed digestive biscuit, melted butter, brown sugar, and cinnamon to make the crumble.
4. In a small baking dish, layer half of the crumble mixture at the bottom.
5. Spread the coffee cheesecake mixture on top of the crumble.
6. Sprinkle the remaining crumble on top of the cheesecake.
7. Bake for 15-20 minutes until set and slightly golden.
8. Let it cool for a few minutes before enjoying your delicious coffee crumble cheesecake.