Bring 2 quarts of water to a boil

Meanwhile, heat a small amount of soy sauce in a large saute pan. Add the onions and garlic and saute until opaque

Add beef and saute turning often for 7 to 10 minutes. Stir together the oil, vinegar and ginger and add to the saute mixture

Blanch broccoli in the boiling water. Add to the meat mixture and keep warm

Prepare soba noodles according to the package. Drain, toss with the beef and Broccoli