- 3 tablespoons grated Parmesan
- 2 teaspoons Dijon mustard
- 2 tablespoons red wine vinegar
- 1 clove garlic, minced
- 1/3 cup extra-virgin olive oil
- Kosher salt and freshly ground pepper
- 2 hearts romaine lettuce, chopped
Whisk the Parmesan, mustard, vinegar and garlic in a small bowl. Whisk in the oil. Sprinkle the vinaigrette with salt and pepper. Toss the lettuce with the vinaigrette. Serve immediately.