How to make lentils with roasted beets, walnuts and chive oil

Colourful winter root vegetables are reliable and delicious, says Julia Platt Leonard

Not only does chive oil look gorgeous, it also lends a mild, oniony aroma to your dish (Photos by Julia Platt Leonard)

At this time of year, when it feels like day is done before it's really begun, a hit of colour will wake up our weary taste buds.

A chive oil, acidy green and almost fluorescent-looking dish of delicious root vegetables is the perfect antidote to winter.

It’s simple to make and can be prepared the day before and left in the fridge until you’re ready to use it.