They are abundant in fast food restaurants. This includes meals serviced at 17,000 fast food outlets. They are sold at diners and fast food restaurants. The intake of fast food is increasing worldwide. Heublein had no previous experience in the operation of fast food outlets. Hamburgers are usually a feature of fast food restaurants. The Dutch have their own types of fast food. Chicago also passed partial ban on oils and posting requirements for fast food restaurants. Critics claimed that a clown mascot targeting children for fast food is unethical. The Big Mac is a hamburger sold by international fast food restaurant chain McDonald's. Brands; and Domino's Pizza, a pizza chain known for popularizing home delivery of fast food. The phrase originated as a slogan for the fast food chain Wendy's. Pizza is a popular fast food item. JFC is the owner of the fast food brand Jollibee. Louisville-based fast food chain Yum!