Coarsely chop and wash the leeks in a water bath. The dirt should sink to the bottom of the bowl. Pull the leeks out of the water, rinse and dry. Wash, rinse and dry the cauliflower florets.
Coconut milk can be made by blending 1/2 cup unsweetened shredded coconut flakes with 2 cups hot filtered water for 1-2 minutes for 3 cycles.