Heat oil in a non-stick skillet over medium-high heat. Add minced garlic and shredded carrots. Sauté for 2 minutes until softened.
Add drained noodles to the pan. Mix soy sauce with cornstarch, then drizzle over the noodles. Add hoisin sauce and sesame oil to the pan
Add bean sprouts and green onions. Stir-fry for another minute. Taste, add salt if needed, then remove from heat.