- Slice the banana into chunks and put them into a freezer-proof container. Put the container into the freezer and leave overnight or until frozen solid.
- When you are ready to make the ice cream, put the frozen banana pieces into a food processor and pulse to break them up into small pieces.
- Scrape down the sides of the food processor, then blend until the banana is smooth and creamy, stopping regularly to scrape down the sides.
- Eat immediately for a soft-serve consistency or put it back into a freezer-proof container and freeze for 1 hour until hard.