Amaretti di Saronno (singular amaretto di Saronno) refer to an amaretto (almond flavored) macaroon that is traditional to Saronno, a comune of Lombardy, Italy. It is one of many types of traditional amaretto biscuits.The Amaretti di Saronno are widely available commercially, most notably through the brand Lazzaroni. Amaretti di Saronno are unrelated to Amaretto liqueur, which is produced by two other companies based in Saronno - ILLVA and PLF.