Food preservation experts recommend that beans should not be frozen without blanching. Unblanched, beans lose nutrients, flavor and color once thawed. Blanching stops the enzymes in vegetables from working and is necessary for preservation.
According to About.com, freezing is the best way to preserve cauliflower. While there are other ways to preserve cauliflower, freezing it helps retain nutrients and prevent mushiness.
One method for freezing fresh corn without blanching it is to simply freeze the ear whole. Another method for freezing unblanched corn is to freeze just the kernels.
Vegetables do not have to be blanched before freezing, but it is recommended to preserve color, flavor and nutrient values. Blanching sets the color and flavor, kills microorganisms and stops enzymatic action that can degrade the vegetables' quality during storage. Hot ...
Freeze peas without blanching by first cleaning them of strings and stems, then cutting them into 1- to 2-inch pieces. The next steps are placing them into a freezer bag and extracting as much air from the bag as you can.
Cauliflower can be blanched before freezing or can be frozen unblanched. Blanching the cauliflower, or boiling for one minute before freezing, kills bacteria and stops the enzymes from degrading the taste and texture of the cauliflower once it is frozen.
Even though okra is usually blanched before freezing, it is fine to omit blanching, although the okra may be slightly mushy after it is thawed. It is important to use the freshest okra possible for freezing.