Home › Bean › Why is hot milk latte cappuccino so sweet? Milk coffee is sweet without sugar.

Why is hot milk latte cappuccino so sweet? Milk coffee is sweet without sugar.

Published: 2026-09-29 Author: World Gafei 👁 29 views

Last updated 2026-09-29 — Lattes and cappuccinos are made from espresso and steam-heated milk, while in the process of heating, lactose is decomposed by heat and decomposed into monosaccharides such as glucose and other sugars under the action of lactase. And in the process of heating, the sugars in milk may have Mena reaction and other parties.

Latte coffee and cappuccino coffee are made from milk heated by espresso and steam. In the process of heating milk, lactose is decomposed into glucose and other monosaccharides under the action of lactase. Moreover, in the process of heating, it is possible that the carbohydrates in milk will undergo Menard reaction.

On the other hand, human senses will become sensitive with the rise of temperature. People's feelings for sugar are different at different temperatures. The best taste experience for sugar is between 10-40 degrees Celsius. Excessive heating will make milk protein decomposition, drinking up will be water, bitter feeling.