For the first 2 days of this diet, you’ll go on a semi-fast, eating only leek soup and drinking lots of water. Afterward, you add vegetables, fish, fruit, and still more water. Throughout the ...

Preparation 1. In a slow cooker, combine potatoes, leeks, onions, garlic, butter, broth, 1 tsp salt, several big grinds of black pepper and bay leaves.

Add the cream to the soup and allow to sit for a few minutes to heat up. 6. Serve by ladling soup into bowls and topping with a spoonful of the reserved cooked leeks.

Preparation 1. In a large, heavy-bottomed pot, heat the butter and olive oil over medium-low heat. Once melted, add the sliced onions and stir to coat.

Leek and potato soup is a winter staple, loved for its creamy flavour and addition of chunky spuds. It's easy to make too with chef James Martin's quick recipe.

That said, there are a few tricks to getting the onions to partially brown in under an hour: First, use sweet onions, such as Vidalia or Walla Walla.