Ingredients
1/4 cup olive oil
1 teaspoon finely grated lemon zest and 3 tablespoons fresh lemon juice (from 1 lemon)
1 tablespoon white-wine vinegar
1 teaspoon sugar
Coarse salt and ground pepper
2 heads Boston lettuce, cored and torn into bite-size pieces
1 head radicchio, cored and torn into bite-size pieces
4 scallions, thinly sliced
1 pint grape tomatoes, halved
Preparation
Make vinaigrette: In a small bowl, whisk together oil, lemon zest and juice, vinegar, and sugar; season with salt and pepper.
When ready to serve salad, place lettuce, radicchio, scallions, and tomatoes in a large bowl; add vinaigrette, and toss to combine. Serve immediately.