Place walnut pieces on a baking tray and cook for 5 minutes at 180℃/gas 4
Place the cumin in a small pan and heat on a stove for a few minutes to release the flavour – do not burn! Then crush in a pestle and mortar
Place the bread and walnuts in a food processor and blend. Then add cumin, tahini, chopped beetroot, garlic and lemon juice.
Blend and adjust seasoning to taste