Chicken Nacho Soup

Ingredients

• 1 tablespoon tomato paste
• 14 1/2 ounces diced tomatoes, preferably fire-roasted
• 1 large russet potato, peeled and diced
• 1 zucchini, cut into 3/4-inch pieces
• 1/2 white onion, finely diced
• 1 small jalapeno pepper, finely chopped (plus slices for topping, remove seeds for less heat)
• 1 garlic clove, finely chopped
• 1 teaspoon dried oregano
• 1/2 teaspoon ground cumin
• 3 sprigs cilantro
• 15 ounces hominy, drained and rinsed
• 3/4 cup tortilla chips, crushed (plus whole chips for topping)
• 4 cups low sodium chicken broth
• 1/4 teaspoon kosher salt (to taste)
• 1 1/2 lbs boneless skinless chicken breasts (cut into 3/4-inch pieces)
• 2 tablespoons canola oil
• 8 ounces American cheese, diced
• 1/2 cup milk