Cook noodles according to package instructions. Drain and set aside.
In a mixing bowl, whisk together peanut butter, soy sauce, honey, rice vinegar, sesame oil, garlic, and ginger. Add water as needed to thin the sauce to your desired consistency.
Toss the cooked noodles with the peanut sauce until well coated.
Garnish with chopped green onions and sesame seeds. Serve immediately.