Freezing green beans is an excellent way to preserve their fresh, vibrant flavor and texture long after peak growing season.

Home-grown green beans are in season from June to September. Store in a paper bag in the salad drawer of the fridge and use within 3-4 days. To freeze beans, wash them well then top and tail.

Ramage used dry ice to freeze the beans, giving them a better grind and flavor. In a Nature journal study, scientists used liquid nitrogen and dry ice to freeze coffee beans to extreme temperatures.

Look for beans with fresh green skins and a firm texture with no ... at the bottom of the fridge and use within a day or two. To freeze, wash the beans well and slice. Blanch, then drain and ...