Spanish Salad

Ingredients

• 1 bunch fresh watercress, washed and well dried
• 1 boston lettuce, washed and well dried
• 2 endives, washed and well dried
• 1 apple, cored and sliced
• 1 cup cantaloupe, balls
• 2 tablespoons tarragon vinegar
• 2 tablespoons mayonnaise
• 2 tablespoons sour cream
• 12 lemon, juice of
• 1 pinch sugar
• salt, to taste
• black pepper, to taste