This Is Supposed to Be a Definition of "Fast Food" but I Think I Wandered a Little Bit off

The smell of French fries and charcoaled meat permeates the air. Does that waken your appetite? If you are on your way from work to run some errands, and you are hungry, don't have time to go to a restaurant or to prepare something yourself, what are you going to do? What is most convenient? Stop at a McDonalds, Taco Bell, or an Asian place?
If you look up the meaning of "fast food" in the dictionary, it will give you the definition of an inexpensive food prepared and served quickly. What is really associated with the term "fast food" though? To me fast food also means fat-containing unhealthy chow.
In the1970s the McDonald's chain had a restaurant in every state in the US and the company was starting to expand globally. …