The FSA has ordered UK firms to test all processed beef foods to verify the ingredients.

BBC: Polish firm says it 'does not process horse meat'

Melanie Warner, for her part, admits that no one can avoid all processed and packaged foods.

WSJ: Book Review: Salt Sugar Fat | Pandora's Lunchbox

If you're a shrewd shopper, next year you may notice higher prices for meat, milk, eggs, and cheese and all types of processed foods.

CNN: Extreme heat and droughts -- a recipe for world food woes

Very few of us can avoid processed foods all together.

CNN: Our obsession with sugar, salt and fat