1 head Butter lettuce, leaves separated
2 scallions, chopped
1 orange, segmented
¼ cup fresh parsley, coarsely chopped
1 tablespoon fresh tarragon, coarsely chopped
3 tablespoons olive oil
1 tablespoon white wine vinegar
1 tablespoon water
Salt and freshly ground pepper to taste
Additional toppings options: toasted walnuts, goat cheese, avocado