Step by step
Slowly fill the jar with oil, then remove any air with a knife. Put the lid on the jar and leave to rest for at least 40 days in a cool dark place.
Tips
To savour this preserved radicchio in the best possible way, you should accompany it with an excellent Prosecco Valdobbiadene.
Trivia
Radicchio is suitable for diets in which it is important to regulate the intestines, due to its abundance of water, fibre and bitter elements.