Homemade Turkey Veggie Soup

Ingredients

• 1 tablespoon butter
• 1 medium onion, chopped
• 3 medium carrots, sliced
• 2 medium stalks celery, chopped
• 1 cup frozen lima beans
• 8 cups turkey broth
• salt, to taste
• pepper, to taste
• 2 cups rice, cooked
• 1 1/2 cups fresh corn kernels
• 2 cups turkey, leftover, chopped or shredded
• 1/2 cup fresh parsley leaves, optional, chopped, for garnish