Pasche was born in Switzerland and studied at the Liceo Artistico in Zurich, where she also taught sculpture. She maintains a studio in Switzerland and one in Carrara, Italy, where her work was shown in the XII International Biennale of Sculpture. She has exhibited at numerous venues in Switzerland, Italy, Spain, Germany, South Korea, and Taiwan. Pasche's work in numerous private and public collections including the University of Daegue, South Korea, and The Historic Center, Tarcento, Italy, among others.