Ambrosian Hills is a locality in Sint-Anders Parish, located in the central part of the parish, in the southern part of the Chester Valley. The locality is mostly English-speaking, and has 39 inhabitants.
Despite its small size, Ambrosian Hills is known throughout Brunant for the wine that is produced there. The microregion surrounding the locality has its own Designation of Origin, the Ambrosian Hills DO; the wine originating from this area is known for its great quality, and is sometimes considered the best in Brunant. There are numerous major vineyards in the vicinity of the settlement, including Valentine Estate, Anselme Wines, Château Pinsky and Morels. Of these, Morels produces around 4000 cases of wine a year, consisting of Moscatel, Listan and Printanier, while the other three are smaller, producing in the range of 150-300 cases a year, with Valentine Estate producing only Listan and the other two only Moscatel. To the south of the settlement, in the direction of Charles Town, there is another vineyard, the Charles Town Estates.
In the Ambrosian Hills locality, there are wine stores from each of the vineyards, and wine festivals are held several times a year, drawing tourists from across Brunant and even other parts of the Mediterranean.