Ingredients:3 cups cooked black beans, drained and rinsed ⅓ cup grated yellow onion*, (about ½ medium) 2 garlic cloves, minced 2 chipotle peppers from a can of chipotles in adobo, diced 2 tablespoons adobo sauce 1 tablespoon tamari 1 tablespoon balsamic vinegar 1 teaspoon ground cumin ½ teaspoon sea salt ½ teaspoon freshly ground black pepper 1 large egg** 1 cup panko bread crumbs Extra-virgin olive oil, for brushing RECIPE