Cress Oil

• 2 bunches puha (wild watercress), leaves picked (stalks reserved for the broth)
• 0.5 g natural vitamin C powder (non-acidic)*

Place the puha leaves, vitamin C powder and oil in an upright blender and blend for 30 seconds or until smooth but not completely emulsified.

Pour into a 3 litre (105 fl oz) capacity distill