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

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.

Broad beans are great for storing. You can dry or freeze the beans. To freeze, pick fresh, pod, place in a plastic bag and freeze. To dry, pick, pod and lay out the beans in a dry place.