- 1 large or 2 small watermelons
- 250ml fresh lemon juice
- 1l bottle cold soda water
- 1 lime, cut into slices
- Small handful mint
- Crushed ice

1. Cut the top off the watermelon and cut out using a large spoon, remove any pips.

2. Put the flesh in a blender with the lemon juice, whizz to a purée, then stir in the soda.

3. Heap some ice into the hollowed-out watermelon and fill it with the lemonade mixture.

4. Serve with the lime slices and mint and the reserved watermelon lemonade in a jug.