Boil midget corn for 7 minutes, small ears for 8 minutes and medium ears of corn for 10 minutes.
Use smallest ears available for freezing on cob.
Chill for 15 minutes in cold water after boiling.
Drain for several minutes.
Roll each ear separately in aluminum foil, then place in freezer bags and seal.
Do not thaw or remove foil to cook.
Place in boiling water or bake in oven.
Remove foil when ready to serve.