Take 100 gms jaggery, add some water and bring it to boil. Take 2 egg yolks, 1 & 1/2 whole eggs and whisk well. Add 1 tsp cardamom, 1/2 tsp nutmeg powder and whisk again. Grease the ramekins with butter. Pour melted jaggery into the egg mixture when the jaggery cools down a bit. Add 1 cup coconut milk and whisk again. Remove the froth and pour the mixture in the ramekins. Place the ramekins in a baking tray and add water to the tray. Bake it in a preheated oven at 100-110'C for 20-25 minutes. Watalappan is ready.