Black Bean Rancheros

Name: Black Bean Rancheros
Ingredients: 1 tablespoon extra-virgin olive oil; 1 small onion, diced; 1 red bell pepper, sliced into thin strips; 1 medium jalapeño, seeded and minced (optional); 1/2 cup frozen or fresh corn; one 14-ounce can black beans, drained and rinsed; 1/2 cup Fresh Cherry Tomato Salsa or any salsa, plus more for serving; 1 teaspoon ground cumin; 1 teaspoon garlic powder, to taste; 1/2 to 3/4 teaspoons fine sea salt, to taste; 1 cup fresh cilantro, roughly chopped, plus more for garnish; 6 medium (or 8 small) corn or flour tortillas; 1 large avocado, pitted and sliced; Fresh lime juice, for serving