Cilantro Soup with Greek Yogurt Recipe

Ingredients

• 2 tablespoons butter or margarine
• 2 cups sliced celery
• 1 large onion, finely chopped (1 cup)
• 3 cups peeled, chopped Idaho potatoes (2 large)
• 4 cups Progresso™ chicken broth
• 1 teaspoon chicken bouillon granules
• 1 teaspoon salt
• 1/8 teaspoon pepper
• 1/2 cup lightly packed fresh cilantro
• 2/3 cup half and half
• 1 container (6 oz)Yoplait® Greek plain yogurt
• 5 corn tortillas, 5 1/2-inch diameter, cut half, sliced into thin strips
• Fresh cilantro leaves, if desired