Mexican Street Corn Soup

Name: Mexican Street Corn Soup
Prep time: 15 min
Cook time: 40 min
Total time: 55 min
Cuisine: Mexican, Latin American, American
Ingredients: 3 tablespoons olive oil; 1 medium onion, finely chopped; 3 cloves garlic, minced; 1 tablespoon chili powder; 1 teaspoon dried oregano; 1 teaspoon ground cumin; 1/2 teaspoon cayenne pepper; 4 cups chicken stock; 3 medium (about 1 lb) Yukon gold potatoes, peeled and cut into 1/2-inch pieces; 2 12-ounce bags frozen corn kernels; Kosher salt and freshly cracked black pepper, to taste; Chopped cilantro or parsley; Chili powder or paprika