1. First, fill a pot with water, add salt, and bring to a boil.
2. Then add the spaghetti and let them cook for 8 minutes.
3. Heat the oil in a large skillet over medium-high heat.
4. Sauté the shrimp for 3 to 4 minutes, stirring with a spatula.
5. Then add minced garlic, lemon juice, cumin, and salt, and continue to stir for an additional minute.
6. Finally, add the drained spaghetti and parsley on top, mix everything together, and serve in your dish.