Rolled oats or Old Fashioned oats formally named Avena sativa are a type of lightly processed whole-grain food. Traditionally They are made from oat groats. They’re a gluten-free whole grain and a great source of important vitamins minerals fiber and antioxidants. Oatmeal have many health benefits including weight loss lower blood sugar levels and a reduced risk of heart disease. They are most often the main ingredient in granola and muesli. They can be further processed into a coarse powder which when cooked becomes a thick liquid like broth. Finer oatmeal powder is often used as baby food. Rolled oats can be eaten without further heating or cooking: The oats are soaked for 1–6 hours in water-based liquid such as water milk or plant-based dairy substitutes.