Maalstroom is a beer brewed by Nevel, a Dutch craft brewery known for its atmospheric and boundary-pushing approach to fermentation and flavour. Based in the Netherlands, Nevel has built a reputation for producing wild, spontaneous, and mixed-fermentation beers that draw inspiration from nature, art, and underground music culture. The Maalstroom is part of Nevel's current portfolio of beers, alongside other releases such as Minne, Pril, Sintel, Stoof, and Waan. Nevel's beers are characterised by complex fermentation processes and a distinct artistic identity. The brewery is known for pushing the boundaries of traditional beer styles, embracing wild yeasts, unconventional ingredients, and slow maturation to craft beers with depth and character. Maalstroom has been described as an exclusive beer with the intensity of black metal, signalling a bold and uncompromising flavour profile. The beer reflects Nevel's broader philosophy of blending craft brewing with underground art and music scenes, making it a standout release within the Dutch craft beer landscape.