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

Slice zucchini, onions and peppers; brown lightly in small amount oil, then set aside. Brown ground beef. Combine all ingredients in a casserole. Cover and bake at 350° for 20 to 30 minutes or until noodles are cooked. (Noodles will absorb fluid from vegetables.)

zucchini, onions, green peppers, lean ground beef, tomatoes, noodles, chili powder