1. Put digestive biscuits into a fresh-keeping bag and crush it with a rolling pin.

2. Melt the butter in the microwave oven, soak the gelatin tablets in water, and soften the cream cheese at room temperature.

3. Mix melted butter and broken biscuits into cake base, pour the mixed cake base into the mold, compact it and put it in the refrigerator for later use.

4. Put cream cheese and fine sugar into a container and pass it through warm water.