Answer:
You can use spices, which not only preserve the food, but also give it a better taste, and make the meat juicer.
Step-by-step explanation:
When people had meat, fish, fruits, and vegetables, they had to Make it last later for the same reasons we do(most of the time :D). Parties, weddings, etc. Anyways, they used spices to help keep them safe to eat for a longer time.
OR JUST USE A FRIDGE LOL