Off grid cooking

I'm loving the cooler weather we're having.  And, I don't think it is my English roots which is causing this  LOL Don't get me wrong, I love using my solar oven, in conjunction (when required) with our two plate gas stove from our old caravan. Our re-purposed caravanstove - we use the top twoplates and the grill, buthave never used the oven asit apparentlty chews LP gaslike a box of