How to Make It
Combine shallot and vinegar in a small bowl. Stir in 1/4 teaspoon each salt and pepper, and let stand 5 minutes.
Stir together pomegranate arils, olive oil, and pomegranate molasses in a small bowl. Stir in remaining 1/4 teaspoon each salt and pepper; set aside.
Remove and discard any limp, larger leaves on the outside of lettuce head, and trim end of lettuce. Quarter lettuce lengthwise.
Arrange lettuce on a large platter or divide between 2 plates. Scatter radish slices and parsley over lettuce. Spoon shallots and any liquid over salad, and top with pomegranate mixture.