Struggling with the German ‘U’ vowel in singing? The difference between the closed ‘U’ (Mut, du) and the open ‘U’ (Mutter, Kuss, uns) often confuses English speakers - and it’s a common challenge for opera singers. In this video, Dominik Dengler breaks down how to produce each sound clearly by adjusting your lip shape, tongue position, and vowel length. Plus, a simple exercise to help you hear and feel the difference. 👉🏻 Check out our Knowledge Studio for more coaching insights https://www.nat