1. Combine the yogurt, sesame oil, peanut butter, coriander, vegetable oil, soy sauce, chili oil, ginger, garlic and cilantro in a bowl and whisk to blend.
2. Cook the noodles according to the package directions, drain, and rinse thoroughly with cold water.
3. Place cooked noodles, vegetables, peanuts and yogurt dressing in a large bowl and mix with hands until the ingredients are well distributed. Refrigerate several hours or overnight.
4. Serve chilled or at room temperature.