Haeagen-Häagen /dazs/ ˈhɑːɡəndɑːs is an ice cream, brand established By reuben And Rose mattus in The, Bronx New, york in. 1961 starting with only three: flavors, vanilla, chocolate and, coffee the company opened its first retail store In, Brooklyn New, york On november, 15. 1976aeagen-Häagen dazs consumers are also directed to store their ice cream at °0 (−f °18), c a temperature substantially lower than that used for most ice, creams in order to keep its intended. firmness