How much water do you add to make coconut milk from coconut cream?

Your cooler situation seems pretty efficient. Not much else to add, besides maybe just pack it with as much ice as possible, and if it's at someone's house, keep it...

Black coffee, by its nature, contains no milk or sugar. If you're not sure you like coffee, you can add a little milk to coffee or vice versa until you...

Yes—this is absolutely an option! As long as you have full-fat coconut milk, then you'll be able to scoop the coconut cream off from the top of the coconut milk...

Yes, you can.

Don't boil the milk. It should work for a few days if you're careful and preserve it. Store the milk and honey in the fridge.

Condensed milk would be your best option if you do not have whole milk.

Though mahamri are traditionally made with coconut milk, you can also use regular milk, though it gives the doughnuts a slightly different flavor.

Oats contain a form of gluten called avenin. Avenin can make the milk go "sticky" or thicken. Just change your ratio and add more liquids.

Yes, but it may alter the flavor a little bit.

You can make it with just milk, instead of cream. You will get the best results with whole milk, though some people have success with 2%. Don't use skim.