[sadproton]

If you heat and then stretch mozzarella cheese, you get string cheese. Is it the heat that turns real food into fake food or the stretching?

[nkrisc]

Don't you know? It's the plastic they wrap it in. That's how you can tell, by the packaging.

[Symbiote]

Ingredients: Dairylea Strip Cheese: cheese (70%), skimmed milk (water, skimmed milk powder), butter, skimmed milk powder, stabilisers (sodium carbonate, citric acid), calcium phosphate, milk protein, flavouring, emulsifying salt (potassium citrate).

This is a string cheese sold on the UK. It looks like the product varies significantly between and within countries.