- Place the condensed milk and double cream into a bowl and whisk together until you have soft peaks. 
- Tip the jar of jam into a separate bowl and give it a good stir with a spoon so the jam loosens a bit. Stir it into the mixture. 
- Add the chopped strawberries and stir in the the mixture. Place into a tub and put in the freezer overnight. 
- Serve and enjoy!