Frozen Lemongrass minced (or ground lemongrass) has a longer shelf life if stored in a refrigerator, you take out a amount that  enough to use and then put it back in the refrigerator.

Ground lemongrass or Frozen Lemongrass Sliced is used to cook curry, Thai hot pot, to make bread or to make spices to marinate meats, seafood, cook soup, fry, stir-fry and create delicious flavor.

Process of making frozen Lemongrass minced

Fresh lemongrass material
Fresh lemongrass material, they will be cut off the leaves and washed many times before mincing.
Lemongrass stick
Lemongrass cut are washed
Fresh Lemongrass mincing
Fresh Lemongrass are minced until them reach the size required by the customer
frozen ground lemongrass
Ground Lemongrass are packed in plastic bag with label
frozen ground lemongrass
Ground Lemongrass are packed in printed plastic bag