But should people be surprised at all these extra ingredients cropping up in a beefburger?

BBC: What is actually in a value burger?

Earlier, the FSA said two beefburger products withdrawn from sale over concerns they may contain horsemeat had tested positive.

BBC: Veterinary drug found in Asda budget corned beef

In one sample from a Tesco beefburger, horsemeat accounted for approximately 29% of the meat content, the FSAI said.

BBC: UK

Two beefburger products withdrawn from sale over concerns they may contain horsemeat have tested positive, the Food Standards Agency says.

BBC: Horse DNA found in two takeaway burgers, FSA says

In a now infamous incident, he publicly fed his four-year-old daughter Cordelia a beefburger in a bid to calm public alarm.

BBC: You are in: UK

In Ireland, Aldi sold a Bord Bia (Irish Food Board) approved Oakhurst 100% Irish beefburger eight pack, which has been withdrawn from sale.

BBC: Horsemeat row: Aldi is latest to drop Silvercrest