First of all, mix together arugula, sliced peaches, sliced plums, cherry tomatoes, red onion, crumbled goat cheese, and chopped walnuts in a spacious bowl.
Then to prepare the dressing, use a small bowl and whisk together balsamic vinegar. Then add extra virgin olive oil, salt, and pepper.
After that drizzle the dressing over the salad and gently toss to combine.