Celery should have crisp long stems attached to a sound base and the leaves should be vibrant and green. It should have tightly packed, firm heads with no brown patches on the outer layers.
Mary Berry’s bolognese recipe Ingredients 500g of pork mince 500g of beef mince 500g of passata 400g of chopped tomatoes ... onions Two sticks of chopped celery One large chopped carrot Three ...