Cassava as a local material source for some types of food products Sri Wulandari, Ericha Nurvia Alami, Aniswatul Khamidah, Afrizal Malik Rizal, Titiek Purbiati and Ita Yustina E3S Web of Conf., 373 (2023) 04025 Published online: 14 March 2023 DOI: 10.1051/e3sconf/202337304025