Take a pan. Boil sufficient water depending upon the quantity of your peas and put the peas in boiling water. Water should be sufficient enough to sink all the peas in the water.
Let them boil for 2 - 3 minutes in a covered pan over low to medium flame.
Sieve the peas and place them in the cold water or bring the peas under running cold water. Let them cool properly.
Again sieve the excess water.
Take a zip lock bag and fill it with the blanched peas.
Press the zip lock bag gently so that the air in the bag will release and then Lock the bag.