Step 1

In a bowl combine the first nine ingredients (through cinnamon). If desired, transfer mixture to a pint jar with a lid or two half-pint jars with lids. Cover and chill overnight or up to 3 days.

Step 2

To serve, spoon oatmeal into a cereal bowl(s). Top with walnuts and, if desired, additional pineapple and toasted coconut.