Steps
1. Crush the digestive biscuits into fine crumbs and mix with melted butter.
2. Press the crumb mixture into the bottom of a small jar to form the base.
3. In a bowl, combine cream cheese, Greek yogurt, lemon juice, lemon zest, and powdered sugar.
4. Whisk the mixture until smooth and creamy.
5. Spoon the cream cheese mixture over the biscuit base in the jar.
6. Chill in the refrigerator for at least 30 minutes before serving.