You must apply individually in advance to become an AUTHORIZED PREPARED FOOD VENDOR. Restrictions DO apply and you must also have a valid Allegheny County Health Department Permit and provide proof of insurance. Outdoor vendors MAY sell PREPACKAGED foods such as potato chips, cereal, cookies, candy, canned goods, etc. Outdoor vendors may also sell UNCHILLED soda or non-alcoholic beverages. NO COLD BEVERAGES are permitted for sale unless you are an AUTHORIZED ROSSI’S FOOD VENDOR.