Prepare ingredients- Pick the mint and remove the leaves from the stem- Grate the limes, and extract the juice
Ingredients in saucepan- Pour the water and sugar in the saucepan, stir and heat until the sugar disolves- Then add the mint and lime zest- Simmer for 20 minutes
Final stage- Remove from heat and add the lime juice- Stir and let cool.- Then pour through a sieve into a bottle