4 cups water, divided
1 pinch salt
1 lime, zest and juice
1⁄3 cup grated fresh ginger (lightly packed)
Bring sugar and salt to a boil with 1 cup water. Remove from heat. Stir in remaining ingredients. Sit four hours, or longer. Strain into a pitcher or jug through a fine strainer, if you desire no pulp to be left, it will also need to be sent through cloth.