Coat your slow cooker with oil. I just rub a bit on with paper towel, but you can also use a non-stick spray.
Add in the oats, coconut milk and water. Gently give it a stir.
Close and set your slow cooker to cook on low heat for 7 hours. If you have a keep warm function, you can use that setting for after the 7 hours are up.
When the oats are done, give them a quick stir. If you would like, you can add in some more milk or water to get to your desired consistency.
Serve with your favorite toppings.
I use my Sage (Breville) Fast Slow Pro to make this slow cooker oatmeal recipe. Please keep in mind that your slow cooker might cook differently, so use your best judgment with your specific slow cooker model. Specifically, my Sage (Breville) Fast Slow Pro has the following features that your slow cooker might not have: