Pappardelle Over Wilted Asian Greens

Formulation:

1⁄2 cup pine nuts
3 tbsp. butter
2 shallots, peeled and minced
3 cloves garlic, peeled and minced
2 cups chicken stock
Salt
1⁄2 lb. dried pappardelle noodles
8 oz. (about 6 packed cups) mixed Asian greens, corresponding to mustard greens, mizuna, bok choy leaves, chrysanthemum greens, and choy sum leaves
Freshly floor gloomy pepper