Vanilla extract is made by soaking vanilla beans in alcohol, which extracts the flavor compounds. This results in a concentrated liquid that can enhance both baked goods and beverages, including beer. On the other hand, vanilla essence is often a synthetic product that may not provide the same depth of flavor.

When it comes to brewing, some may wonder whether to use vanilla beans or vanilla extract. While vanilla beans can provide a unique flavor profile, they are less predictable in terms of flavor strength. In contrast, vanilla extract allows for more consistent results, as you can measure and adjust the amount used in your brew (source: Brewers Friend).

When adding vanilla extract to beer, the amount can vary based on personal preference and the beer style. Here are some general guidelines to consider:

1 teaspoon per 20 liters: This will provide a subtle enhancement that may not be noticeable to all tasters.
2 teaspoons per 20 liters: This amount begins to be noticeable and can appeal to a broader audience.
3 teaspoons per 20 liters: At this level, the vanilla flavor becomes more pronounced, but be cautious, as too much can lead to an overpowering taste (source: Brewers Friend).

A great approach to determine the right amount of vanilla extract is to start small and adjust to taste. You can measure a small sample of your beer and add drops of vanilla extract until you achieve a flavor you enjoy. This method allows you to scale up the amount for your entire batch confidently (source: Brewers Friend).

Some brewers suggest using a percentage of the total batch size as a starting point. For instance, using around 1.5% to 2% of vanilla extract in a 20-liter batch may yield a balanced flavor without overwhelming the beer (source: Brewers Friend).

Choose Quality Extract: Opt for pure vanilla extract rather than imitation products. The quality of the extract significantly impacts the final flavor of the beer.

Timing of Addition: You can add vanilla extract at various stages, including during fermentation or right before bottling. This flexibility allows you to control the intensity of the flavor.

Experiment with Different Styles: Vanilla pairs well with darker beers, such as stouts and porters, but can also enhance lighter ales. Don’t hesitate to experiment with different styles to find your ideal combination.

Keep a Control Batch: Brew a small batch without vanilla extract as a control. This allows you to compare and adjust the flavor in subsequent brews.

Adding vanilla extract to beer can create a delightful flavor experience, but it's essential to find the right balance. Starting with small amounts and adjusting based on taste will help you achieve the perfect vanilla profile. Whether you're brewing a stout or experimenting with other styles, vanilla extract can elevate your beer to new heights. Happy brewing!