group of chestnuts and shell on white background

seed group japanese chinese chestnut seasonal vegan nourishment harvest shell japan china thai spanish south america full crop vegetarian health botanical october husk horizontal isolated ripe roasted ingredient cookery vitamin calorie agricultural vegetable peel raw nut snack autumnal ecological november healthy eating nutrition nutshell castanea people food span american thailand asia asian gourmet cuisine autum fruit nutrients nutritious delicious tasty eat sweet agriculture harvesting organic edible angiosperms eudicots fagaceae tracheophytes fagales quercoideae brown white close-up