2 tablespoons olive oil, divided
1 medium onion, chopped, divided
1 cup brown rice
Kosher salt
1/2 cup coarsely chopped fresh cilantro, divided
Freshly ground black pepper
1 teaspoon ground coriander
1 teaspoon ground cumin
2 15-ounce cans black beans, rinsed
1 cup low-sodium vegetable broth or water
2 red jalapeños or Fresno or Holland chiles, stemmed, halved, seeded
1 garlic clove
1 tablespoon chopped peeled ginger
1 tablespoon finely grated lime zest
1/4 cup fresh lime juice
1 avocado, halved, pitted, chopped
1/4 cup crumbled Cotija cheese or feta
Lime wedges (for serving)