Given the task definition and input, reply with output. In this task, you have to generate the named entities (NER) given its ingredients of the recipe. Named entities are the names of the items without their quantity.

1 tablespoon olive oil, 1 cup finely diced yellow sweet onion, 2 tablespoons pesto sauce (bought or homemade), 1 12 teaspoons fresh lime juice, 1 12 cups shredded monterey jack cheese, 2 cups cooked chicken (sliced or shredded, seasoned well) or 2 cups beef (sliced or shredded, seasoned well), 8 soft-taco-sized flour tortillas (can use whole wheat), salsa, for serving
olive oil, yellow sweet onion, pesto sauce, lime juice, shredded monterey jack cheese, chicken, flour tortillas, salsa