America's most expensive fast-food chain is revealed

Beloved burger chain Shake Shack has been named America's most expensive fast-food restaurant following a recent study.

Analysis, conducted by Preply, showed that Shake Shack was ranked the most overpriced fast-food chain following a hike of 3 per cent in its prices earlier this year.

To conduct the study, Preply analysed the language in 57,245 reviews for over 10,000 restaurants across the US.

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