Mary Berry, a renowned British food writer and television chef, has her own unique take on tomato soup. Typically, her recipe involves using fresh tomatoes, onions, garlic, and chicken or vegetable stock. First, sauté the onions and garlic until translucent. Next, add the tomatoes and stock, and let the mixture simmer. Finally, blend the soup to your desired consistency and season with salt, pepper, and herbs. For a step-by-step guide, you can visit Mary Berry's official website for the full recipe.