Si! The shopkeeper headed off into the back room. He had a look of contentment available only to the sole vendor of screwtop gas canisters in Spain. After some rummaging (or perhaps a fist fight with a Pyrenean bear of Slovenian descent) he returned, smug face intact and gas canister in hand. Yes, we’re cooking on gas. Those 1500 meter climbs will be much nicer with a good cup of tea.