Here are alternative methods for making coffee while camping without electricity
Cowboy Coffee: this is a simple and traditional method. Boil water in a pot or kettle over a campfire or camp stove. Add coarsely ground coffee directly into the boiling water. Let it simmer for a few minutes, then remove the pot from the heat and let it sit for a couple more minutes. Pour slowly to avoid disturbing the grounds when serving. Expect to get some grounds in your mouth.
French Press: Use a small portable French press specifically designed for camping. Boil water separately, then add coarsely ground coffee to the French press. Pour the hot water over the coffee, stir gently, and let it steep for a few minutes. Press down the plunger slowly to separate the brewed coffee from the grounds, and pour into cups.
Pour-Over Cone: Similar to the pour-over method, use a pour-over coffee cone or dripper that fits over your cup or thermos. Place a paper or reusable filter in the cone, add medium-coarse ground coffee, and set it on top of your cup. Slowly pour hot water (just below boiling) over the coffee, allowing it to drip through the filter into the cup. Continue pouring in a circular motion until you have the desired amount of coffee. This was is very portable and easy to use.
Moka Pot: While not as portable as other methods, a Moka pot can be used on a camp stove. Add water to the lower chamber, insert the filter basket, fill it with medium-fine ground coffee, and screw on the top chamber. Place it on the camp stove and heat it until the water boils and coffee begins to fill the upper chamber. Remove from heat and pour the coffee into cups.
These methods should provide you with a flavorful cup of coffee while camping without the need for electricity. Consider bring some spices such as cinnamon and nutmeg to add to the experience. Enjoy your outdoor brewing experience!