The fact that he goes to the restaurant every week gets you to realize how much he likes it.
Judging from that fact that he goes to the restaurant every week, you realize how much he likes it.
You can realize how much he likes the restaurant from the fact that he goes to it every week.
様々な表現が考えられますが、素直な言い方を書いてみました。
The fact that he goes to the restaurant every week gets you to realize how much he likes it.彼が毎週そのレストランに行く事実を見ると、どれほどそこが好きなのかがわかるよね、
Judging from that fact that he goes to the restaurant every week, you realize how much he likes it. 判断するとという言い方で表しています。
You can realize how much he likes the restaurant from the fact that he goes to it every week. youを主語頭にして表現しました。