Clean the shrimp by removing the shell and veins.
Slice the garlic thinly.
Pour olive oil into a pan and sauté the garlic over low heat until aromatic.
Add the shrimp and cook over medium heat until done.
Add cooked spaghetti noodles to the pan and stir-fry together.
Season with salt, pepper, and peperoncino.
Finish by adding parsley and a bit more olive oil.