“You...Y-You…” Baekhyun pointed an accusing finger at Chanyeol, who simply froze, not knowing his mistake. 

“Am I doing this correctly? The recipe says to reduce by half.” 

“Reduce by half means evaporating half the original volume, not pouring away half the sauce, you idiot!”

-

Or a fic where Baekhyun is a food producer and Chanyeol is an idol who doesn’t know how to cook. The two cross paths when Chanyeol is promoting his latest album, and Baekhyun is invited to give the idol a cooking lesson.