Can you become a couple if you eat Lucky mochi? ラッキー餅を食べるとカップルになれる？

I saw that she was baking a mochi Just like a Studio Ghibli movie "Spirited Away" "Yakimochi" is from 400 years ago.

Many couples meet here for the first time for a matchmaking,"Omiai".

It is said that the couples who eat Yakimochi together will live happily ever after.