So, you've got a hankering for some steak, but you're out of Mushroom Steak Sauce.Don't fret! Here are some tips and tricks for finding a suitable substitute.#Tip 1: Try making your own!#Tip 2: Consider switching to a different brand of sauce.#Tip 3: Remember that you can use any sauce that contains at least three types of mushrooms.#Bonus tip: No matter what, NEVER use this type of sauce with an eggplant-based dish. It's just wrong.