Manga Isekai Ramen Yatai Elf No Shokutsuu Wa Ramen Ga Tabetai Link

—a traditional Japanese mobile food stall—and begins introducing the locals to the wonders of broth and noodles. The "hook" here is the titular Elf Gourmet

Ramen Stand in Another World / Elf Foodies Want to Eat Ramen.