How to Understand the Ancient Origins of Beer
Beer is a drink enjoyed by many people around the world today. But have you ever wondered where it came from? This article will take you on a journey through time, showing how beer brewing started and changed over thousands of years. You’ll learn about the earliest evidence of beer, how ancient people made it, and how it spread across different cultures.
What You Will Learn
- The earliest known origins of beer and its spread.
- The basic steps involved in ancient beer making.
- How different cultures adapted beer recipes with local ingredients.
- The role of monasteries and later innovations in beer production.
- The difference between major beer types like ales and lagers.
Prerequisites
No prior knowledge of brewing or history is needed. Just bring your curiosity!
The Ancient Roots of Beer
Imagine a traveler in medieval Switzerland, tired and looking for a place to rest. Seeing a monastery ahead would bring great relief. These religious communities often welcomed guests and served their special beer. For many centuries in Europe, monasteries were the main places where large amounts of beer were made. However, the story of beer goes back much, much further than this.
What Exactly Is Beer?
Beer is any drink made from grains that have been fermented, meaning they have undergone a process involving yeast. These grains are the edible seeds from certain types of grasses. The oldest clues we have about making beer date back about 13,000 years. These discoveries were found in the area that is now modern-day Israel. Scientists believe that people in different parts of the world developed beer making on their own.
Global Beginnings of Beer
The specific ingredients used in beer changed depending on what grains grew naturally in each region. For example, about 9,000 years ago in eastern China, people enjoyed a beer that was sweet and cloudy. It was made from rice, millet, and root vegetables. Further south, in the Andean region of South America, pottery found from 5,000 years ago suggests the making of a drink called chicha. This was a fermented brew made from maize, also known as corn.
The Two Key Steps in Ancient Brewing
Regardless of the specific ingredients, making beer in ancient times involved two main steps. First, the starches in the grains needed to be turned into sugars that yeast could use. Some groups did this by chewing the grains. Chewing released enzymes that helped break down the starches. Others soaked the grains in water. This soaking started germination, the process where a seed begins to grow, which naturally breaks down starches into sugars.
The Magic of Fermentation
The second crucial step was fermentation. At the time, people didn’t know about yeast, but wild yeast was all around them. It traveled through the air, was carried on fruit, or stayed on tools used for previous brews. This wild yeast found its way into the sugary grain mixture. Over time, the yeast ate the sugars and turned them into alcohol. This process also created carbon dioxide gas, which makes drinks fizzy. This ancient beer was often not filtered very well. This meant it had more fiber, B vitamins, and protein than the beer we drink today.
Making Beer Safer to Drink
Some ancient cultures discovered that boiling the initial sugar mixture before fermentation helped. Boiling killed off many unwanted germs and microorganisms. This made the beer a safer and more reliable drink compared to the available water sources, which could be contaminated.
Early Written Recipes and Laws
The oldest known recipe that describes brewing beer comes from the Sumerians. It’s part of a poem written to honor their goddess of beer, Ninkasi. Later, the Babylonians also showed great respect for beer. The famous Code of Hammurabi, a set of laws from around 1754 BCE, ordered that every citizen receive a daily beer ration. The laws were very strict: any brewer caught charging too much for a beer could be put to death by drowning.
Beer in Ancient Egypt and Beyond
In ancient Egypt, beer was mostly made at home by women. It was a basic part of everyone’s daily food and drink. Beer also played an important part in religious festivals and was offered to gods at temples and placed in the tombs of pharaohs. By about 2000 BCE, beer had spread from Egypt to Greece. However, in Greece, wine was much more popular than beer. Still, over the next few centuries, the desire for beer spread throughout Europe and to other parts of the world.
Monasteries and the Addition of Hops
During the early Middle Ages, monasteries in Europe became centers for producing beer on a large scale. They brewed beer to give to the many pilgrims traveling to their sites. They also sold beer to help pay for the upkeep of the monastery buildings and grounds. Around this same time, brewers in Central and Eastern Europe made an important change to their beer. They started adding hops to their recipes.
The Impact of Hops
Hops are the flowers of a particular plant. They contain special compounds that give beer a bitter taste. Hops also act as a natural preservative, helping the beer stay fresh longer. Hops became so strongly linked to beer that in 1516, a ruler in Bavaria, Germany, created a law about what beer should be made from. This law, called the Reinheitsgebot, or Beer Purity Law, stated that beer could only be made from barley, hops, and water.
The Industrial Revolution and Modern Brewing
The Industrial Revolution brought many new advancements that changed how beer was made. Better refrigeration techniques were developed, which allowed for more control over the brewing process. Then, in 1876, a French scientist named Louis Pasteur discovered the exact role yeast plays in fermentation. Before this, brewers knew yeast was important, but they didn’t fully understand how it worked. Pasteur’s discovery made the role of this key ingredient clear.
Yeast and Flavor Exploration
With a better understanding of yeast, brewers could start choosing specific types of yeast. This allowed them to create more refined recipes and experiment with different flavors. Today, there are more than 100 different kinds of beer, with ales and lagers being the two main categories.
Ales vs. Lagers
Lagers, which include popular styles like pilsners and bocks, are made using yeasts that prefer cooler temperatures. These yeasts settle at the bottom of the fermentation tank. Ales, such as porters, stouts, and pale ales, ferment more quickly. They use yeasts that work best at warmer temperatures and float on top of the liquid during fermentation.
Exceptions and New Frontiers
Some beers don’t fit neatly into these categories. For instance, Kölsch beers start fermentation with ale yeast but are then finished at colder temperatures, similar to lagers. Other beers, like Belgian Lambics, use ancient methods by relying on spontaneous fermentation. This means they use wild yeasts that are naturally present in the air, just like the earliest brewers did.
The Future of Beer
Today, brewers face new challenges and opportunities. There is a growing demand for non-alcoholic beers. This has led producers to find ways to reduce or remove alcohol while keeping the flavor enjoyable. Looking back at history, it’s clear that beer has a long and fascinating story. It’s a story that continues to evolve, and beer will likely be brewed and enjoyed in new ways for many years to come.
Source: The ancient origins of beer – Malcolm Purinton (YouTube)
