Sweet potato pudding cake

Ingredients

• 1 c. raisins
• 2 Tbs. dark rum
• 1 c. whole wheat pastry flour
• 1/2 tsp. nutmeg, freshly grated
• 1/2 tsp. salt
• 1 lb. sweet potato, cooked
• 3 lg. eggs
• 1 can coconut milk
• 1 c. light brown sugar
• 2 Tbs. butter, melted
• 1/2 c. unsweetened shredded coconut
• 2 Tbs. brown sugar
• 1/8 tsp. ground cinnamon