6 tablespoons olive oil |
3 tablespoons balsamic vinegar or red wine vinegar |
1 1/2 teaspoons honey |
3/4 teaspoon ground cumin |
3/4 teaspoon chili powder |
1 head butter lettuce, torn into bite-size pieces |
1 large watercress bunch, stems trimmed |
1 large head radicchio, torn into bite-size pieces |
1/2 red onion, thinly sliced |
2 oranges, peeled, sliced crosswise into rounds |