When you add sour cream or cream cheese to make the soup ... like cauliflower potato soup or classic potato leek soup. No matter how you add the dairy, avoid other mistakes that will cause it ...

The next time you want a particularly comforting soup, opt for one that's cream-based ... as in this creamy, classic potato and leek, or chunky like New England chowder, brimming with clams ...

Heat through and serve. Switch the cream for low-fat crème fraîche to make this soup a bit lighter. This leek and potato soup will keep in the fridge for up to three days, but it also freezes ...