Peel cut and grate sweet potatoes and place in a large mixing bowl.
Add dark sugar, flour and raisins.
Combine Grace Coconut Milk Powder with water, mix well and add to the sweet potato mixture.
Add melted margarine,nutmeg,salt, cinnamon powder, vanilla, rum, lime juice and browning and mix well.
Scrape mixture into a greased 10inch baking tin.
Bake in a pre-heated oven 350 F or 180 degrees C for 1 1/2 - 1 3/4 hours.
Note:5 pounds sweet potato will yield 12 cups when grated.