Boiled aromatic peanuts

1 pint water
8oz raw peanuts in husks or just pink skins
2 tsp salt
1 tsp whole Sichuan pepper
1 cinnamon stick
1 star anise
2 whole cloves
1/2 tsp fennel seeds
1-2 slices dried ginger
1 cao guo (optional) (aka tsao guo, cardamom-like)

Boil water. Add peanuts, salt, and all spices. Simmer 40 minutes, drain, discard spices, leave to dry.

Source: Land of Plenty by Fuschia Dunlop