Pizza chain Franco Manca is offering customers free pizza when they bring in vegetables.
Customers who visit one of the outlets - which are mostly in London and other parts of the south - can claim the offer on Wednesday, March 17 between noon and 3pm.
It's to mark National Vegetarian week and all proceeds will go to the People's Fridge - a food share scheme in Brixton.
Franco Manca has restaurants in the following places:
Tottenham Court Road