Non-Organic: Sainsbury's Taste The Difference Slowbaked All-butter Cookies (99p)

Organic: Duchy Originals Organic Highland Shortbread (1.95)

Verdict: Nearly one quarter of the organic's weight is in sugar and whereas the non-organic cost half the price they're not much better. They do have less fat and fewer calories but they have even more sugar than the organics! Given the drastic jump in price, we have to call this one even.

Winner: Tie