Home brew recipes and information. The site includes numerous home brew beer recipes and a built in recipe calculator. Recipes range from basic lager and beer recipes to stout, Belgian ale and hoppy IPAs. In the blog area you will find videos and worked examples of how the recipes work out in the real world. To creat recipes user need to register with the site. Once registered you can create your own recipes and brew engine will calculate the aau acidity, the projected colour and the estimated alcohol content the brew should make at an approx 75% brew efficiency. The system takes into account the amount of hops and the time they were added during the brewing process, this helps in providing a more accurate aau estimate.