Mix the condensed milk with the flavor in this case the mastica

Beat the cold cream with the mixer until you get whipped cream

Sdd two spoonfuls of the whipped cream to the sugar and mix

Add the rest of the whipped cream and mix

Place in a container that goes into the freezer

Leave in the freezer for at least 4-6 hours, ideally overnight

Optionally stir the first 2-3 hours every 45-60 minutes