Pair this sweet and slightly hot condiment with grilled chicken or pork, or curry dishes. It can also perk up a turkey or ham sandwich. Store in the refrigerator for up to one week.
Combine first 6 ingredients in a saucepan; bring to a boil. Cover, reduce heat, and simmer 45 minutes. Stir in jalapeño. Simmer, uncovered, 5 minutes. Remove from heat; stir in cilantro and juice. Cool to room temperature.