hack

Reader's　Digest 9月号に掲載の料理本宣伝記事で使われていた単語です。

*Tips, secrets & hacks from the Taste of Home Taste Kitchen team!

"hack" からは日本語にもなっているハッキングを直ぐに連想しますが、ここでは何か良い意味の様です。

・Oxford English Dictionary: (informal) a strategy or technique that you use in order to manage an activity in a more efficient way: Why not try these genius food hacks to save time?
・Collins Dictionary: A hack is a quick and clever solution to a problem.: In this series, top chefs share their cleverest hacks and tricks.
・Cambridge English Dictionary: a good solution or piece of advice: Try this hack for cooking a perfect egg in a microwave.

以前（9/30/2019）あまり良くない意味の "hack novelist" を取り上げていますね。