Yes
Baked oatmeal is cooked. Baked oatmeal is made by baking whole oats, usually at high or low temperatures, to preserve the nutrients of the oats. Baked oatmeal can be eaten directly without further heating.
The process of making baked oatmeal involves baking the whole oats, which preserves the nutrients of the oats and makes them crispier. This type of oatmeal can be eaten directly or used in cooking, such as making oatmeal porridge or with other ingredients.