Wash the rice thoroughly in several changes of water.
Soak in plenty of water for half an hour. Drain the water.
Place rice, milk and cardamoms in a 12-cup capacity or larger microwave-safe container.
Microwave on high, uncovered, for 12 minutes.
Stir and microwave on medium for 30 minutes, stirring occasionally . Add sugar and mix well.
Distribute the pudding into 4 serving dishes and garnish with raisins and almonds.
Chill for 4 hours before serving.