The Archmage’s Restaurant is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on site. The Summary is
[From the author of Auto Hunting with Clones and the artist of The Constellations Are My Disciples] My dream has always been to become a chef, but I was sent into this world after being caught up in an accident. It’s a fantasy world full of monsters and magic, but there’s nothing I can’t do if I have a restaurant here, right? However, as soon as I entered this world, I was drafted into the army because of the war. Finally, after 15 years of hard work, I’m opening my own restaurant… A quirky and fun story following the life of an archmage as a restaurant owner!