Shelf Stable Foods

I've been experimenting with various items that are shelf stable - those that do not require refrigeration (and thus energy) to keep as pantry items on the boat.

Things I want to try:

Trader Joes Shelf Stable heavy whipping cream

Things I'd tried and the results:

Cheese powder

Sour Cream powder

Heavy Cream powder

Freeze Dried Hash Browns

Freeze dried vegetables (various):