Wash the basil leaves thoroughly and remove excess water.
Rinse the oats and prepare them.
Heat olive oil in a pan and sauté the minced garlic.
Add the oats and stir-fry for another minute.
Pour in milk and water, and simmer over medium-low heat while stirring.
When the oats are soft, season with salt.
Add heavy cream and basil pesto, and mix well.
When it thickens, remove from heat and serve in a bowl.
Top with basil leaves and Parmesan cheese to finish.