Slice the Cheongyang chili peppers thinly.
Slice the garlic into thin pieces.
Heat olive oil in a pan and sauté the garlic and Cheongyang chili peppers.
Cook the spaghetti noodles in boiling water.
Add the cooked noodles to the pan and stir-fry.
Season with salt and pepper.
Sprinkle with Parmesan cheese to finish.