Finely chop the onion and garlic.
Heat olive oil in a pan and sauté the onion and garlic.
Add oatmeal and stir-fry.
Add mushrooms and your preferred vegetables, then sauté together.
Pour in low-fat milk or soy milk and simmer over medium-low heat while stirring.
Season with salt and pepper.
Finish by sprinkling Parmesan cheese or nutritional yeast.