Wash all vegetables thoroughly and cut them into appropriate sizes.
Heat olive oil in a pot and sauté onion and garlic.
Add chopped vegetables (such as carrots, broccoli, celery, etc.) and stir-fry.
Pour in water or vegetable broth and bring to a boil.
Add oatmeal and stir, cooking it well.
Season with salt and pepper to taste.
Serve the finished risotto in a bowl.