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Every morning, you reach for your coffee to wake yourself up. But most of the time, it turns out bitter. So how do you make your coffee taste better? You’ll have to walk yourself through the process first.

You switch on the stove, spoon in the grounds, pour the water, and wait. Nothing about this routine has changed in years, which is exactly why the fix, when you find it, feels almost insulting. No, you don’t have to buy fancier beans or a coffee machine. The secret ingredient is sitting in your cupboard, and it’s probably the last thing you’d think to add.

Add a pinch of this secret ingredientWaking up to coffee that tastes like it’s been sitting on a hot plate since Tuesday is the worst way to start the day. This is exactly why you need to add a special ingredient to your brew. No, it’s not more sugar or heavier cream, but something else. The secret ingredient is salt. That’s right—table salt. Now, before you jump the gun, you should know that this trick is approved by experts. Specialists at America’s Test Kitchen have put this to the test, and the results hold up. The salt really helps the flavours come through in the cup, without the bitterness. The amount, of course, matters here. This isn’t about making your coffee taste salty. It’s a few grains, not a spoonful.

Why salt beats sugar at its own gameAdding salt to your coffee is more than just kitchen folklore. There is real food science behind this trick. Sara Marquart, former head of flavour at the Coffee Excellence Center, told Perfect Daily Grind how salt dampens bitterness without the help of other additives. “A pinch of salt (around 0. 5g of salt for a 1L brew) could increase the sweetness of coffee subtly and decrease the bitterness at the same time,” Sara said.

This trick is especially useful if you are using darker roasts and robusta blends to make your coffee. These types have a nuttier and smokier flavour, which adds bitterness. If milk and sugar are your usual crutch, try salt, as it enhances the rich flavour instead of masking it.

Blame (or thank) Alton BrownInterestingly, this kitchen technique grabbed attention in 2009, when food science authority Alton Brown featured it on an episode of Good Eats. He made coffee like no one else did. He added half a teaspoon of salt for every cup of water and two teaspoons of ground coffee. According to Brown, this trick doesn’t just cut bitterness; it also smooths out the flat taste that comes from water sitting in a tank or reservoir for too long. “Not only does salt cut the bitterness, it also smooths out the stale taste of tank-stored water,” he said.

He wasn’t the first person to think of this. Adding salt to coffee has been part of food traditions in parts of Northern Europe and East Asia. But Brown’s TV segment is why home cooks still call it ‘the Alton Brown trick’ more than a decade later.

Will you try this trick?We get it. The idea of adding salt to your coffee sounds odd. But think about it. Salt and sweetness have always worked well together. Think salted caramel or a pinch of salt in chocolate chip cookie dough. That sprinkle actually makes the chocolate chip more inviting. So why not give it a try with your coffee, although it seems like last place you want to add salt.

Start small. A single grain or two per cup is enough to notice a difference without tasting salty. From there, it's just a matter of adjusting until your morning cup stops fighting you and starts working with you.

The benefits of coffeeCoffee is known for its health benefits. People who drink it moderately, generally three to five cups a day, tend to show lower rates of type 2 diabetes, heart disease, and cognitive decline than people who skip it altogether. Studies have also shown that two to three cups of black coffee can improve liver health. In some cases, this can even reverse fatty liver disease. Coffee contains hundreds of plant compounds, chlorogenic acids and polyphenols among them, that researchers think help explain the pattern. None of that is a free pass to drown it in sugar and cream, though. That's often the part working against you.