Atchar is a traditional Southern African recipe for a classic condiment of mangoes and spices with honey and balsamic vinegar thickened wth cornflour (cornstarch). The full recipe is presented here and I hope you enjoy this classic Southern African version of: Atchar.
Add all the ingredients (except the mangoes and oil) to a large pot. Bring to a simmer and cook until the mixture thickens then add the mangoes and oil and mix well.
Allow to cool and refrigerate for at least 12 hours before using.