START TO FINISH: 20 minutes OVEN: 425°F MAKES 4 servings 4 6-inch corn tortillas* 4 teaspoons olive oil 1⁄2 cup chopped onion (1 medium) 1 fresh jalapeño chile pepper, seeded and finely chopped** 1 clove garlic, minced 1 cup canned black beans, rinsed and drained 1...
