Acidulated malt
Term from the Brauwerkstatt brewing glossary, category “Ingredients”.
Explanation
Malt treated with lactic acid bacteria, so it contains lactic acid. With 1 to 5% acidulated malt in the grain bill you lower the mash pH without using liquid acid. As a rule of thumb, 1% acidulated malt lowers the mash pH by about 0.1.
Test your knowledge
What is acidulated malt used for?
- To give the beer a red colour
- To lower the mash pH without liquid acid
- To speed up fermentation
Show answer
Correct: To lower the mash pH without liquid acid. Acidulated malt contains lactic acid. As a rule of thumb, 1% in the grain bill lowers the mash pH by about 0.1.