[header] How to make porridge [title] Place the oats and water in a large pan over medium heat. [step] Using water is easiest as milk can easily scorch on the bottom, ruining your porridge and smelling up the kitchen. You can, however, add milk towards the end if you're concerned about your porridge not being creamy enough. 
[substeps] Rolled oats are best as they're whole, natural, and haven't been through much processing. However, steel-cut or quick oats are okay, too-they just might not have the exact taste you're going for.