Slice avocado, tomatoes, cucumber and watermelon

Make dressing : add olive oil, lemon juice, white vinegar, salt and black pepper in a small jar. Shake well to combine the ingredients

Roughly chopp the lettuce and place in a bowl. Add the avocado, tomato, cucumber and watermelon. Gently toss salad so the avocado does not become mushy. Pour the dressing over the salad

Enjoy