Peel and dice the mango.
Puree in food processor.
Add vanilla to Condensed Milk.
Whip heavy cream until peaks form.
Fold in condensed milk.
Pour 1/3 of ice cream mix in loaf pan.
Pour 1/2 of mango puree in loaf pan.
Pour 1/3 of ice cream mix in loaf pan.
Pour remainder of mango puree in loaf pan.
Pour remainder of ice cream mix in loaf pan.
Take a knife or spatula and run back and forth thru pan to swirl mixture.
Freeze for at least 3-5 hours.