Quick and Easy Dairy- and Fat-Free Colombian Vegetable Soup (Ajiaco Negro)

Vegetable stock or an equivalent amount made with better than bouillon vegetable base or no chicken base, homemade

Carrot, peeled and cut into medium dice (about 5 ounces), medium

Cilantro, fresh leaves

large ear Corn, yellow

Fava beans, cooked dried or canned

Peas, fresh or frozen

Russet potatoes, large

Kosher salt and freshly ground black pepper