This spicy bright green sauce, a traditional Indian condiment, is superb on grilled chicken, lamb or salmon, with basmati rice.
Place sugar and salt in a blender or mini food processor. With the motor running, drop ginger, chile and garlic through the feed tube and process until minced.
Add mint and vinegar and pulse until finely chopped, stopping to scrape down sides of workbowl as needed. Transfer to a small serving bowl. Serve within 30 minutes.