1 lb. Pappardelle's Asian Ginger Root Trenette
1 tsp. Szechuan peppercorns
2 Tbsp. sesame paste (or tahini)
1 Tbsp. rice vinegar
2 tsp. sugar
3 Tbsp. chili paste
2 Tbsp. plus 1 tsp. soy sauce
1 Tbsp. vegetable oil
10 oz. ground pork
1/2 tsp. five-spice seasoning
4 cloves garlic, finely chopped
Peanuts, to taste
Scallions, sliced, to taste