Cooks' note:
•Relish can be made 5 days ahead and chilled, covered. Bring to room temperature before serving.
Recipe information
Total Time
45 minutes
Yield
Makes about 2 1/2 cups
Ingredients
4 medium peaches, about 1 1/2 pounds, peeled and cut into 1/2-inch-wide slices
3/4 cup sugar
1/2 cup cider vinegar
1/4 teaspoon hot red-pepper flakes
1 small red onion, halved lengthwise and sliced crosswise 1/8 inch thick (1 cup)
3/4 teaspoon salt
Preparation
Combine peaches, sugar, vinegar, and hot pepper flakes, and briskly simmer, uncovered, until liquid thickens slightly, 15 to 20 minutes. Stir in onion and salt and simmer for 5 minutes. Relish will continue to thicken as it cools.