Butter Lettuce, Radish and Avocado Salad with Mustard Dressing
- Step 1In a large bowl, whisk vinegar and mustard with a pinch each of salt and pepper. While whisking, add oils in a slow, steady stream to emulsify.
- Step 2Toss dressing with lettuce, radishes, scallion and dill. Top with avocado and serve.