YOU SAID:
let's all cook spaghetti together tonight
INTO JAPANESE
今夜はみんなでスパゲッティを一緒に作りましょう
BACK INTO ENGLISH
Let's make spaghetti together tonight
INTO JAPANESE
今夜一緒にスパゲッティを作ろう
BACK INTO ENGLISH
Let's make spaghetti together tonight
That didn't even make that much sense in English.