Cook the pasta in a large pot of water according to the directions on the package. Drain and rinse with cold water.
While the pasta is cooking steam 3-4 cups of any desired vegetables (snowpeas, broccoli, cauliflower) over a large pot of boiling water and steam it for 3-5 minutes. The size of the veggies will determine how long to steam.
Puree the peanut butter, soy sauce, water, vinegar, lime juice, scallion, ginger, honey, and sriracha sauce in the food processor or blender until smooth.
Before serving, toss the pasta with 3/4 cup of peanut sauce. Divide into 6 servings and top with steamed vegetables. Drizzle the remaining sauce on top. Serve topped with raw peanuts and chopped scallion.