Coconut milk porridge recipe for diabetes. ingredients: oats (1 cup) water (2 cups) coconut milk (1 cup) cinnamon (1/2 tsp.) vanilla (1 tsp.) method: boil the oats with the water in a saucepan. let the oats absorb all the water. turn off the pan’s heat and add the vanilla, cinnamon, and coconut milk to the boiled oats..