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BJCP - Malt

Technical content surrounding brewing Malt

What is malt? Malt is any grain that has been "tricked" into sprouting, converting starches into sugars.
Name two major categories of malt used in brewing. 1) Base Malt 2) Specialty Malts
What are base malts? Base malts make up the bulk of the fermentable mash. Consider this the foundation of the beer being brewed.
Name two types of base malts. 1) 2 row barley 2) 6 row barley
What kind of base malt is North America typically associated with? 6 row barley
What are Specialty Malts? Malts used to add specific color and/or flavors.
What is another name for Specialty Malts? Character Malts
Name three types of Specialty Malts: - Crystal Malt - Peated Malt - Black Malt - Biscuit Malt
What is the Acrospire? The sprout at the end of a seed when it begins to germinate.
Why is 6 row barley harder to brew with? Higher protein content results in greater amount of protein-polyphenol complexes during wort boiling & cooling, as well as increased problems with haze in the beer. The husk of the malt is high in tannins that contribute to haze, and astringent tastes.
How are the weaknesses of 6 row barley tempered? With the use of adjuncts, rice and corn typically.
Why is the Endosperm of the Malt important? It provides the starches and proteins used to provide energy to the Acrospire.
Briefly describe the malting process. Grains are steeped for 2-3 days. Germinated for 6 - 10 days. Dried to inhibit further growth. Kilned to achieve color and flavor.
Name the contents of malt. - Sugar & Starches - Enzymes - Proteins - Tannins - Polyphenols, Cellulose - Nitrogenous compounds
Name three types of enzymes found in malt. - Diastatic - Proteolytic - Debranching
Name the two types of diastatic enzymes found in malt. - Alpha Amylase - Beta Amylase
What is the function of the diastatic enzymes? It is an enzyme group that converts starches to sugars.
Name four categories of adjuncts. - Unmalted grain - Honey - Sugars - Fruits and Fruit Juices
Created by: KateCHopkins