Uncle Willy's Haupia

Coconut Milk 4 cups
Sugar 1 ½ cups
Milk 2 cups
Cornstarch ¾ cups
In a bowl, whisk together cornstarch and milk
In a saucepan, on medium, heat coconut milk and sugar
Add milk and cornstarch mixture, stir constantly
Heat mixture until it thickens. Do not boil
Pour into 8 inch square pan and chill
Cut into squares