Red-Leaf Lettuce and Watercress Salad with Buttermilk Dressing

Ingredients

• ¼ cup mayonnaise
• ½ cup buttermilk
• ¼ teaspoon dried tarragon
• ½ teaspoon English-style dry mustard
• ¼ teaspoon salt
• 1 garlic clove
• ½ small red onion
• + 2 more ingredients
• • 1 bunch watercress
  • 1 large head red-leaf lettuce

In a small bowl whisk together buttermilk, mayonnaise, garlic paste, mustard, tarragon, and salt and pepper to taste until smooth. In a large bowl toss lettuce, watercress, and onion with dressing.

View full recipe at Epicurious