It gives you exact amounts of the right ingredients which alleviates a pain when grocery shopping.
Once you have enough recipes under your belt that you can figure out ways to use your leftover raw ingredients, it’s no longer worthwhile.
Awesome. Enjoy!
Play the Legendary Edition if you can. Assuming you’re starting with the first game, there are massive quality of life improvements in that one.
Hopefully your hypothetical pilot boyfriend would understand that about you before proposing and not do such a thing.
Presumably in the OP, he had a sense of what would be exciting for her.