You can use natural thermal energy from the earth (cover the food and bury it)
from areas of thermalo activity (volcanoes and gysers ect) but that's not really practical for everyone!
Using a fire
fire is important because without fire how would you cook food
Using fire of course.
they cook in fire
use the suns energy
pour hot water
You can cook fish and sea food using lemon or lime juice. Just let it marinade in the juice for about 30mins and the citric acid present will 'cook' the food - delicious... This method is called Cevich and is a traditional Peruvian way of preparing food.
you don't cook the cookie ON the fire place.
Yes fire it is a cooking phrase often used on hell's kitchen. It means to heat it or cook it by using a stove or oven.
the fire will cook you to death
with horlick cooking with out fire recipes
light a small fire and put a pot over it. then put soups and other foods into it. It would cook and there you have it, nice hot food!!