"Steak that has gone bad will have an off or sour smell, a sticky or slimy texture, and a dull or discolored appearance," ...

Raw steak that’s gone bad will typically have an off odor and may smell like sulfur or ammonia, says Chase. Shaw adds that it will usually have brown spots and it may have a tacky texture.

An uncooked steak can range in color from deep purplish-red to bright cherry red, or a brownish-gray. While the brown color may look alarming, it’s no cause for concern.

How long can steak stay in the fridge—and what does bad steak smell like? Here’s what you need to know. How to Tell if Steak Is Bad, According to Chefs & Culinary Pros ...