Add 2 tablespoons of water, 1 tablespoon of lemon juice and the lemon zest and cook for 1-2 minutes. Pour in the soy cream and briefly bring to the boil. Puree everything with a hand blender and season with salt and pepper.
Cut the cress from the bed and sprinkle it over the pea puree.
The puree goes well with briefly fried meat or fish.