We made the most of this offer a few months ago when they were free and now its back, we must say they tasted pretty damn good!

To claim a free bag of frozen McCain Roasts Potatoes head to your nearest stockist on the Shopmium app, purchase them and use the app to get your money back.

Its a really great app with daily money saving offers and weekly freebies so keep an eye on it.

Offer ends: Unknown date.

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