Simple and healthy!
The trick is to get the right sweet brown sushi rice. We order ours from Azure Standard. If your rice is not as nice then you might need to add some sugar or honey at the end.
In a crock pot cook on high for 4 to 5 hours, stirring every half hour:
When it is as thick as you wish, stir in:
Serve warm or chilled. (Rice puddings lacking egg are served either way.)