Wash the basil thoroughly and chop finely
Dice the onion and slice the garlic
Heat olive oil in a pan, then sauté the onion and garlic
Add the oatmeal and lightly toast it
Pour in low-fat or plant-based milk and bring to a simmer
Stir continuously and cook until it thickens to the desired consistency
Add the basil and salt, and mix well
Drizzle a little olive oil on top to finish