Mediterranean Potato Salad {No Mayo!}

Ingredients

• 2 pounds Yukon gold potatoes (cut into 1-inch chunks)
• 1 tablespoon salt
• ¼ red onion (finely chopped)
• ¼ cup kalamata olives chopped
• ¼ cup chopped parsley
• 2 tablespoons chopped mint
• 2-3 green onions (thinly, sliced)
• ⅓ cup lemon juice
• ¼ cup extra-virgin olive oil
• 2 teaspoons Dijon mustard
• ½ teaspoon salt
• ¼ teaspoon black pepper