Swirls of homemade piri piri hot sauce top this family-friendly, sweet potato and lentil soup. Vegan, nutritious and perfect for lunch.

What a dismal, dispiriting day here in Scotland’s capital city. February, eh? What are you gonna do? Other than a paid-for ticket to somewhere equatorial the only thing for it is a big, hearty and colourful bowl of soup. The brighter the better.