Zesty Watercress and Red Onion Salad with Lemon Vinaigrette Ingredients: - 4 cups fresh watercress, rinsed and trimmed - 1 medium red onion, thinly sliced - 1 medium cucumber, chopped - 1 cup cherry tomatoes, halved - 1 avocado, diced - 1/4 cup crumbled feta cheese (optional) - 1/4 cup extra virgin olive oil - 2 tablespoons fresh lemon juice - 1 teaspoon Dijon mustard - Salt and pepper to taste - Fresh herbs for garnish (optional: parsley or chives) Instructions: 1. In a large bowl, combine the watercress, red onion, cucumber, cherry tomatoes, and avocado. 2. In a small bowl, whisk together the olive oil, lemon juice, Dijon mustard, salt, and pepper until well combined. 3. Drizzle the lemon vinaigrette over the salad and gently toss to combine, ensuring all ingredients are evenly coated. 4. If using, sprinkle crumbled feta cheese over the top. 5. Garnish with fresh herbs if desired, and serve immediately. Nutrition (per serving, serves 4): - Calories: 210 - Protein: 4g - Fat: 18g - Saturated Fat: 3g - Carbohydrates: 13g - Fiber: 5g - Sugars: 2g - Sodium: 200mg - Vitamin A: 25% DV - Vitamin C: 35% DV - Calcium: 6% DV - Iron: 8% DV