Ingredients

1 shallot, finely chopped

1 teaspoon Dijon mustard

2 tablespoons sherry vinegar

1 tablespoon chopped fresh flat-leaf parsley

1/2 teaspoon salt

1/4 teaspoon freshly ground black pepper

4 tablespoons walnut oil

2 heads red oakleaf lettuce, cores removed, torn into pieces

1 head butterhead lettuce, core removed, torn into pieces

2 tablespoons fresh thyme, leaves

2 cups (1 pint) cherry tomatoes, halved

Preparation

Place shallots, mustard, vinegar, parsley, salt, and pepper in a medium bowl, and whisk to combine. Still whisking, slowly add walnut oil. Just before serving, toss with greens, thyme, and tomatoes.