[Pork belly and chicken stock] 1 pork belly, 250g backbone, 150g ginger slices, 8 white peppercorns, 2-3 tsp Adenophora pilosula 10g Codonopsis pilosula 10g Polygonatum odoratum 5g Huaishan 15g candied dates 1 red date 10g wolfberry 2g salt appropriate am