Outback Steakhouse, Inc. runs one of the largest casual steakhouse chains in the United States, Outback Steakhouse. The chain consists of more than 600 Australian-themed restaurants in 47 states and several countries. The dinner-only restaurants serve moderately priced entrees such as seasoned steaks, prime rib, chicken, seafood, and pasta. The chain's signature, however, is an appetizer, the 'Bloomin' Onion.' The company also runs the Carrabba's Italian Grill chain, which includes about 70 dinner-only restaurants offering moderately priced Italian cuisine in a casual atmosphere. Outback Steakhouse, Inc. is also involved in two emerging restaurant chains: an upscale steakhouse called Fleming's Prime Steakhouse and Wine Bar, and another upscale chain called Roy's Restaurants, which features 'east-west' cuisine and was founded by celebrated chef Roy Yamaguchi.