4. Bake for 50 minutes. Remove from oven and set aside.
5. To make the topping, combine sugar and tapioca flour in a sauce pan over medium heat.
6. Pour in condensed milk and mix thoroughly.
7. Add cheese and coconut milk, stirring continuously for about 10 minutes, until thick and bubbly.
8. Pour topping over cassava cake and spread evenly using a spatula.
9. Broil at 450 F (235 C) on middle rack until the top turns golden or amber brown. Make sure to watch the cake as it can turn brown very quickly.
10. Cool before cutting or serving.