Rockwell Bistro & Wine Bar is a European bistro inside the Trafalgar St. James hotel at the edge of Trafalgar Square in London. It serves small plates such as cold tomato and watermelon gazpacho with saffron, wagyu tartare, and mushroom croquettes, paired with wine. At midday, diners can order wagyu tartare, grilled steak, a baby spinach and celery salad, and a latte. The small plates come in small portions.