Most camping stoves today are fueled by either liquid gas or disposable gas canisters. The liquid gas stoves work better in colder and higher altitude conditions, but require more adjustment and maintenance. The gas canister stoves are generally more user friendly. As far as cookware goes, weight shavers can opt for an array of lightweight, non-stick cookware. Water and Purification Hydrate or die.
Water bottles work pretty well, too.
Don't let dehydration or bad drinking water ruin your trip. Most outdoor water these days contains microorganisms that can make you sick. However, after purifying the water you are camped near, you'll be ready to go. Camp Comforts Crazy Creek chairs are a relatively recent innovation in the camping world. They're nothing more than two pieces of fabric covered padding that clip together to form a great little lightweight camp chair.