The Halal chicken sausages found to contained Pork DNA were a menu choice in:
- 15 primary schools
- Two nurseries
- One special school
- One pupil referral unit
The lean minced beef found to have traces of lamb and pork was used in 18 schools.
The authority has launched its own investigation to establish how the contamination arose.
According to a survey carried out by the Office for National Statisitcs, Londoners, on average have the healthiest looking shopping baskets.
The search is on for an army of volunteers to help cut food waste and save Londoners money.
Every year 540 thousand tonnes of food is thrown out across the capital's boroughs, costing residents an average of £50 a month.
The campaign group Love Food Hate Waste is looking for people who are willing to show Londoners where they're going wrong. **
On London Tonight at 5.30pm food waste champion David Etheridge will be giving top tips and explaining how you can get involved.
School children have had a chance to hit Borough Market and sell fruit and veg they've grown themselves today.
Emma Walden went to see how they were getting on.
Pupils from several London schools are trying their hand at market trading today, selling fruit and vegetables they've grown themselves.Read the full story ›
Children from St Mary Magdalene Church of England Primary School are among those selling the fruits - and veg - of their labours at Borough Market today.
Here are some pictures of them planting their seeds earlier in the year.
The schools taking part in today's Harvest Sale at Borough Market are:
St Mary Magdalene Primary School
St Paul’s C of E Primary School
Surrey Square School
Charlotte Sharman Primary School
Charles Dickens Primary School
John Ruskin Primary School
Gloucester Primary School
Goose Green Primary School
Dog Kennel Hill Primary School
Children at primary schools across London have been growing their own fruit and vegetables as part of an initiative run by the charity School Food Matters.
By growing food from seed, it helps teach the children where food comes from - the ground, not the supermarket!
Pupils from several London schools will be trying their hand at market trading today, selling fruit and vegetables they've grown themselves.
They'll be joining stall-holders at Borough Market in south London to trade their pumpkins, squashes and beetroot for hard cash.
All of the proceeds will go to FareShare, a charity that works to relieve food poverty.