Most Italian clementines grow in Calabria, on the plains near the sea. They are picked from October to January and you know them by the scent that stays on your fingers.
Clementines of Calabria
Small, sweet and seedless: the citrus fruit of winter.
Photo: Rhododendrites, CC BY-SA 4.0, via Wikimedia Commons
How to eat it
Freshly peeled, or as marmalade.