Sauce is a small city and municipality in the Canelones Department of southern Uruguay.

The stream Arroyo Sauce flows along the east and the south limits of the city, and also through the park Parque Artigas.

[1] On 18 June 1973 its status was further elevated to "ciudad" (city) by the Act of Ley Nº 14.138.

[4] Source: Instituto Nacional de Estadística de Uruguay[1] Uruguayan researchers working at the Arroyo del Vizcaíno site near Sauce found evidence suggesting that humans were in the area as far back as 30,000 years ago.

Deep slash markings on some of the bones were discovered; they indicate the use of human stone tools.