1: Make the blueberry compote first, by heating the blueberries in a saucepan for 15 minutes, then allowing the mixture to cool, mashing it with a fork and then adding chia seeds. Set aside.
2: Mix all ingredients for the base together and pour into a large jar.
3: Mix together the yoghurt layer and spread on top. Repeat for the blueberry layer. Add lemon zest.
4: Refrigerate overnight.
5: Enjoy!