Pumpkin Center, Kern County, California. This article is about the unincorporated community in Kern County. For the unincorporated community in Lassen County, see Pumpkin Center, Lassen County, California.
Harvesting Chestnut Trees. After the chestnuts fall from the tree, watch for the spiny burs to split. Donât harvest chestnuts if the burs are still green and closed because the nuts inside will be unripe. Harvest the nuts every couple of days.
Roasting Chestnuts in an Oven. 1  1. Preheat your oven to 400ÂºF (205ÂºC). 2  2. Cut an X shape into the flat side of each chestnut. 3  3. Place the chestnuts on a baking sheet.  4. Roast the chestnuts for 15-20 1  minutes. 5. Crush their skins.  6. Peel the 1  nuts. 7.  Serve.