Combine all ingredients except water in microwave safe bowl. Stir well. Microwave for 30 seconds or so and stir until smooth. Add a few teaspoons of water to peanut sauce if it seems too thick.
Cook cellophane noodles according to package directions. Rinse with cool water and let drain. Toss with rice vinegar and sugar, set aside.
Soften a rice wrapper in hot water. Arrange a small amount of noodles and other filling items on wrapper, and gently roll. Repeat with remaining wrappers until filling ingredients are gone. Slice carefully with serrated knife on a bias. Drizzle (or dip in) peanut sauce, and serve.