07/15/2009 at 06:00 AM EDT
Haul out the biscuits and gravy, crispy duck, Snickers, milk shakes, pizza and butter-soaked potatoes – Renée Zellweger
's very special diet to get in shape
to play Bridget Jones, because the Oscar winner is prepping to play the full-figured singleton once again.
Zellweger, 40, is expected to start filming at the end of this year what will be the third installment about the love-starved British publishing executive, Variety
This time, the story will likely focus on 40-ish Bridget's desire to have a baby before time runs out, as based on author Helen Fielding's weekly newspaper columns for Britain's The Independent
, says the showbiz trade publication.
The Oscar winner for Cold Mountain
, who was nominated
for 2001's Bridget Jones's Diary
and also starred in the 2004 sequel
, Bridget Jones: The Edge of Reason
, recently spelled out what she desires in a man
, saying: I'm looking for an encyclopedia and a dictionary. A bit of the Boy Scouts Handbook
. A person who is conscientious about the trail he leaves behind him. Love. Unconditional kindness."