Pickled Onions

Ingredients

• 1 medium red onion, thinly sliced (about 1 cup)
• 1/4 cup red wine vinegar or apple cider vinegar
• 1/2 teaspoon sugar
• Kosher salt

Directions

1. Place onion slices in a medium bowl. Pour vinegar and 1/2 cup warm water over onion. Stir in sugar and season with salt; let stand until slightly pickled, about 30 minutes. Drain. DO AHEAD: Can be made 2 days ahead. Let cool slightly. Cover and refrigerate.