Gastronoma Hand Mixer (400W) The Gastronoma Hand Mixer (400W) is easy and quick to use. The exterior has a black colour and is made of a soft-touch rubber coating. With 6 different speeds, this mixer is handy for preparing various doughs and batters. The hand mixer also includes a turbo function. The mixer comes with chrome whisks and dough hooks. Ideal for whipping cream or mixing cake batter, for example.