Boil the spaghetti noodles in boiling water.
Drain the noodles and toss them with a little olive oil.
Sauté minced garlic in a pan.
Add peanut butter, soy sauce, milk, and oligosaccharide to make the sauce.
Add the noodles to the sauce and mix well.
Serve in a bowl and sprinkle with chopped peanuts and green onions.