Peel and devein the shrimp.
Slice the garlic thinly.
Chop the tomatoes.
Cook the spaghetti noodles in boiling water.
Heat olive oil in a pan and sauté the garlic.
Once the garlic is fragrant, add the shrimp and stir-fry.
When the shrimp is cooked, add the chopped tomatoes and chili pepper. Simmer until the sauce thickens.
Add the cooked spaghetti noodles to the pan and toss with the sauce.
Season with salt and pepper.
Serve on a plate and finish with chopped parsley.