Thai Peanut Tofu Noodles

Name: Thai Peanut Tofu Noodles
Ingredients: 14 oz. extra firm tofu, cut into ½ inch cubes (or 1 lb chicken breast cut into cubes); For the marinade:; 2 tablespoons soy sauce; 1 tablespoon sherry; ½ teaspoon sesame oil; ? teaspoon black pepper; For the sauce:; 1 tablespoon fresh minced garlic; 1 tablespoons fresh minced ginger; 2 teaspoons lemongrass, minced; 1 red thai chile, seeds carefully discarded (if you like really spicy, leave in some of the seeds), diced; ¼ cup soy sauce; ¼ cup creamy natural and unsweetened peanut butter; 1 tablespoon white wine vinegar; 1 tablespoon freshly squeezed lime juice; 2 teaspoons sesame oil; 1½ teaspoons brown sugar; ? cup vegetable or chicken stock; ? cup dry roasted peanuts; ¼ cup green onions, sliced; ¼ cup carrots, julienned; 8 oz uncooked udon, chinese egg noodles, or spaghetti, cooked al dente according to package directions.