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Diet Leek and potato soup

Low-Calorie Leek and Potato Soup

 A low-calorie leek and potato soup perfect for the 5:2 diet or any other restricted calorie diet.  Can be vegetarian or vegan depending on the stock used

Course Lunch, Soup
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings 4
Calories 120 kcal


  • 1 Medium Potato
  • 4 Medium Leeks
  • 1 Small Brown Onion
  • 750 ml Chicken or Vegetable stock
  • Salt and Pepper to taste
  • Creme Fraiche to serve
  • 1 tsp Butter


  1. Peel and cut the potato into 1cm chunks

  2. Trim the leeks, slice in half along the length and clean, then slice into roughly 2cm pieces.  Rinse thoroughly

  3. Peel and dice the onion finely

  4. Melt the butter in a large heavy-based pan and add the onion.  Soften over a low to medium heat for about 5 minutes, stirring constantly.

  5. Add the leeks and soften for a further 5 minutes

  6. Add the potato and stock.  Season with a little salt and pepper

  7. Bring the mixture to simmering point and cook for 25 minutes until the potato is soft and the leeks are cooked through

  8. At this stage, you can blitz the mixture to make a smooth soup if you like.

  9. Adjust the seasoning and serve with a dollop of creme fraiche