Three-Michelin-star French at The Connaught from chef Hélène Darroze. Among the most-decorated rooms in the country.
From Wikipedia
Hélène Darroze is a French chef. She has 6 Michelin stars and three restaurants, Hélène Darroze at The Connaught in London with 3 stars, Marsan par Hélène Darroze in Paris with 2 stars and Hélène Darroze à Villa La Coste in Provence with 1 star.