1 pound boneless, skinless chicken breasts (about 3), cut into 1-inch cubes
5 tablespoons plus 1 teaspoon Asian fish sauce
1/2 pound firm tofu, cut into 1/4-inch cubes
1 cup water
2 tablespoons lime juice
1 1/2 teaspoons rice-wine vinegar
3 1/2 tablespoons sugar
3/4 teaspoon salt
1/4 teaspoon cayenne
3/4 pound linguine
3 tablespoons cooking oil
4 cloves garlic, chopped
2/3 cup salted peanuts, chopped fine
2 cups bean sprouts
1/2 cup lightly packed cilantro leaves