Peel and dice mango, cut and deseed habanero peppers (if you want it hot, keep the seeds and membranes).Add habanero peppers, mango, roughly chopped onion and garlic in a saucepan with 1-2 tablespoon of water. If you are using brown sugar instead of maple syrup, add it, too. Bring to a boil and cook until onions are transluscent, for about 5 minutes.
Blend
When the mixture is cooked, transfer it to a food processor and pulse until smooth. Add maple syrup, white wine vinegar, lime juice and salt. Transfer to a glass jar. Keep refrigerated for up to 2 weeks. For longer storage time, use water bath method to can it (read the notes below).
Video
Notes
You can substitute brown sugar for maple syrup if you wish, and use apple cider vinegar instead of white wine vinegar.
Substitute habanero peppers with serrano peppers for a milder heat or Scotch bonnet peppers for a similar fiery kick.
Refrigerate it in a glass jar or an airtight container for up to 2 weeks.
To can mango habanero sauce in a glass jar, fill sterilized jars with the hot sauce, leaving ¼ inch of headspace, seal tightly with lids, and process in a boiling water bath for 15 minutes.