Portrait of High School and Islamic Boarding School Students’ Understanding in Yogyakarta Special Region and Central Java Regarding Non-Halal Food Ingredients: Potret pemahaman siswa SMA beberapa sekolah dan pesantren di DIY dan Jawa Tengah tentang bahan makanan non-halal. SPW. 2026;2(1):149-168. doi:10.64728/sirad.v2i1.art12