- 3/4 cup olive oil
- 1/4 cup white wine vinegar
- 2 teaspoons grated orange peel
- 1 1/2 teaspoons frozen orange juice concentrate, thawed
- 1/2 red onion, very thinly sliced
- 1 head of butter lettuce, leaves coarsely torn (about 8 cups)
- 2 large oranges, peel and white pith removed, thinly sliced into rounds
- Whisk oil, vinegar, orange peel, and juice concentrate in medium bowl. Season with salt and pepper. Add onion; marinate 30 minutes, stirring often. Divide lettuce among 4 plates. Top with orange slices. Ladle dressing with onion over.