Some popular restaurants in Utah include:

1. Red Iguana - This award-winning Mexican restaurant in Salt Lake City is known for its delicious mole sauce.

2. The Roof Restaurant - Located at the top of the Joseph Smith Memorial Building in Salt Lake City, this restaurant offers stunning views of the city and serves American cuisine.

3. Cafe Rio - This fast-casual chain serves Mexican-inspired dishes such as burritos, tacos, and salads.

4. Ruth's Chris Steak House -