Yes, you can freeze tenderstem broccoli. Tenderstem broccoli can be frozen for around 3 months. The best way to freeze them is to blanch them, dry them and place them into good-quality freezer bags.

Can you freeze fresh broccoli without blanching?

Broccoli — florets and stems — must be blanched for effective freezing. If you freeze it raw, you'll wind up with bitter, drab green, shriveled stems. Blanching preserves the bright green color and tasty flavor.

How do you freeze long stemmed broccoli?

Remove the broccoli with a slotted spoon and plunge into the bowl of iced water, then leave for another 2-3 mins. Drain and put on the lined tray. Pat dry, then lay the broccoli on a tray in a single layer and freeze until solid. Transfer to a labelled freezer bag, and freeze for up to a year.