3/4 cup macadamia nuts, finely chopped
3/4 cup graham cracker crumbs
1/2 cup melted butter

Preheat oven to 350 degrees. Mix ingredients together. Pat mixture into a 9 inch cheesecake or springform pan, forming a crust. Bake 10 minutes.

Cheesecake:

2 Okinawan sweet potatoes
1 pound (16 oz.) cream cheese
3 eggs
3/4 cup sugar
1 tsp. vanilla

Cook sweet potatoes until very soft; they should be slightly overcooked. Cool, peel and mash sweet potatoes; measure 1 1/2 cups. Combine with remaining ingredients; mix until smooth. Pour into springform pan with baked crust. Bake at 350 degrees for 1 hour. Cool. Top with haupia, spreading evenly. Chill.

Haupia:

2 cups coconut milk
1 cup sugar
1 cup water
1/2 cup cornstarch

Bring coconut milk and sugar to a boil. Mix cornstarch and water in a separate bowl.. Slowly stir cornstarch mixture into coconut milk. Cook until smooth and glossy, stirring constantly.