I have not made this yet. But it seems to be what you are looking for.
VELVET ICE CREAM
Gradually add qt milk heated to scalding into combined 2 cups brown/sugar, 2 tbl cornstarch, 4 beaten egg yolks. Now cook til mixture begins to thicken, stirring constantly.
Offheat, add 1/4 tea salt, 1/2 tea maple flavoring. Set aside to cool. Fold into cooled custard 4 stiffly-beaten egg whites, 2 c whipt h/cream.
Freeze as per your ice cream maker’s directions.
Close. I did some research and made my own recipe, if it turns out I will post it.