1 tablespoon olive oil
1 onion, chopped
5 garlic cloves, chopped
1 1/2 tablespoons chili powder
1 tablespoon ground coriander
1 14.5-ounce can fire-roasted tomatoes
1/2 pound dried black beans, rinsed well
1 chipotle chile from canned chipotle chiles in adobo, minced
1 teaspoon dried oregano
2 teaspoons kosher salt + more to taste
1 1/2 cups sweet potatoes (2-3 small), cut into 1/2-inch cubes
1/4 cup quinoa, rinsed and drained
sour cream, to top (optional)
green onions, chopped, to top (optional)
fresh cilantro, chopped, to top (optional)