The Kolkata Police has recovered the body of an old woman from a freezer and well preserved for about three years using chemicals, suspectedly by her jobless son to cash in her pension by taking her thumb impression. The bizzare episode was discovered at a residence in the southern part of the city's Behala area. The body of Beena Majumdar was recovered from inside a freezer, meant to keep meat, a senior police officer said today.