And the best fast casual dining award goes to...

According to TripAdvisor, Portillo's is the country's top fast casual chain. The designation comes from their annual restaurant rankings, but the "fast casual" is a new category this year. 

Founded in suburban Villa Park, Illinois in 1963, Portillo's is well-known for their Chicago-style hot dogs, Italian beef sandwiches and chocolate cake.

These "Travelers' Choice" rankings come from looking at quantity and quality of reviews over the past year. 

The top five ranked fast casual eateries in the nation are:

Fast casual
1. Portillo's Hot Dogs, Chicago
2. Earl of Sandwich, Las Vegas
3. Shake Shack, New York
4. Blaze Pizza, Orlando, Florida
5. In-N-Out Burger, Los Angeles