Step 1

Bring a medium-large pan of water to the boil.

Step 2

In the meantime, prepare the carrots and potatoes, then add to the boiling water, and boil for around 15 mins until the vegetables are soft.

Step 3

Once the veggies are cooked, remove them from the water, and put into a blender jar, along with the rest of the ingredients.

Step 4

Blend for a couple of minutes, until you have a thick, creamy sauce.

Step 5

Either serve immediately, or decant onto a sterilised screw-top jar. Once cooled, keep in the ‘fridge for up to two weeks. This also freezes well.