1. Finely chop the mint and basil leaves, then mix them in a saucepan with all the ingredients (except the strawberries).
2. Heat while stirring to dissolve the sugar.
3. When the mixture boils, remove from heat and let it cool in the saucepan.
4. Meanwhile, prepare the strawberries (wash them, remove the stems, and cut them into quarters), then place them in the cold syrup.
5. Refrigerate for 3 hours.
6. Serve in a soup plate, making sure to remove the vanilla pod.
7. Garnish with a fan-shaped biscuit or a Russian cigarette.