The Restaurant at Hilton Porto Alegre
Sheraton Porto Alegre Hotel's restaurant is endorsed by professionals. Out of 4 professionals that we monitored, 2 mentioned the restaurant, such as Fodor's and DK Eyewitness.
Hilton Porto Alegre 
Fodor's
DK Eyewitness
Fodor's "The restaurant, Porto Alegre Bistrô ($$–$$$), offers Mediterranean fare accompanied by live piano performances each weekday evening"
DK Eyewitness "A luxury, business-oriented hotel above a small, upmarket shopping mall in Porto Alegre’s fashionable Moinhos
de Vento suburb, this Sheraton flagship is close to the city’s best restaurants"
