Recipe: 2 C sugar 2 C water 1 tsp tartaric acid 2 lemons (or 1 + 1 lime)
2 C sugar 2 C water 1 tsp tartaric acid 2 lemons (or 1 + 1 lime)
Add juice.
Cool.
Store in the refrigerator. Mix with water to taste (try one part cordial to four parts water).