What are rolled oats rolled oats are created when oat groats are steamed and then rolled into flakes this process stabilizes the healthy oils in the oats so they stay fresh longer and help the oats cook faster by creating a greater surface area of the oat rolled oats are perfect for making porridge and can be mixed with either water or milk benefits of rolled oats rolled oats contain beta glucans which have been shown to contribute to the maintenance of normal blood cholesterol levels