2. Put Oreos into fresh-keeping bags.
3. Crush Oreos with a rolling pin through the bag, leaving some big particles, more like soil.
4. Put the yogurt in the piping bag.
5. Spread a layer of Oreo crumbs on the bottom of the pudding cup.
6. Then squeeze a thick layer of yogurt.
7. Add Chia seeds to yogurt.
8. Mix yogurt and chia seeds with toothpicks.
9, and so on, the last layer is Oreo, decorated with mint leaves, complete.