Buttery Potatoes - Pure Delicious

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Updated on January 20, 2026January 20, 2026Holiday & Seasonal Side Dish

Mary Berry’s Buttery Potatoes Lyonnaise Recipe

I’ve discovered the secret to Mary Berry’s creamy potatoes Lyonnaise—but wait until you see what makes them restaurant-quality.

Lucy M.

Hi, I’m Lucy M., the cook and baker behind Pure Delicious. I’ve always loved creating comforting, flavourful food—especially anything sweet from the oven! Inspired by British legends like Mary Berry, I enjoy sharing easy, feel-good recipes that anyone can make at home.