BARLEY SOUP - Lidia

Ingredients

• 2 smoked ham hocks
• ¼ cup extra-virgin olive oil
• 2 cups peeled, cubed russet potatoes
• 2 medium leeks, white and light green parts only, chopped (about 2 cups)
• 1½ cups peeled, chopped carrots
• 1 cup chopped celery
• 1 pound split peas, rinsed
• 3 cups barley, rinsed
• 12 ounces baby spinach
• 2 cups corn kernels, fresh or frozen
• 2 tablespoons kosher salt