Quinoa and Vegetable Stew

Name: Quinoa and Vegetable Stew
Cuisine: American
Ingredients: 1 Tbs vegetable oil; 1 small onion; 1/2 red bell pepper; 2 garlic cloves; 1 tsp paprika; 3/4 tsp ground coriander; 1/2 tsp ground cumin; 2 cups chicken broth; 1/2 cup water; 6 oz red potatoes, unpeeled, cut into 1/2 inch pieces; 1/3 cup prewashed white quinoa; 1/3 cup fresh or frozen corn; 1 ounce queso fresco, crumbled (1/4 cup); 3 Tbs minced fresh cilantro; Lime wedges; Avocado (optional)