- 1/2 cup unseasoned rice vinegar
- 1/4 cup sugar
- 1/2 teaspoon salt
- 1 teaspoon finely grated peeled fresh ginger
- 1/4 teaspoon cayenne pepper
- 2 pounds butternut squash, peeled, seeded, and coarsely shredded
- 1 bunch scallions, finely chopped
- Stir together vinegar, sugar, and salt in a large bowl until sugar and salt are dissolved, then add remaining ingredients and toss well. Chill relish, covered, tossing occasionally, at least 2 hours (to allow flavors to develop) and up to 2 days.