Root vegetable & mustard mash

• mixed root vegetable2kg kg

  cut into small chunks , we used 1 swede, 1 celeriac and 6 carrots

• butter↗50g g
• extra-virgin olive oil↗3 tbsp tbsp
• wholegrain mustard↗2 tbsp tbsp

Step-by-step instructions

1. 1

   Put the veg in a large pan of salted water. Bring to the boil and cook for 15 mins until tender. Drain well, then mash adding the butter, oil and mustard. Season generously. Mix together until the butter has melted, and serve piping hot. This can be made a day ahead and reheated in the pan with a touch more butter, or in the microwave.