Do young families tend to waste their food? Jangkung Handoyo Mulyo, Sugiyarto, Hani Perwitasari, Arif Wahyu Widada, Fatkhiyah Rohmah and Putri Perdana E3S Web Conf., 316 (2021) 02027 Published online: 05 November 2021 DOI: 10.1051/e3sconf/202131602027