Long before flavored creamers and modern coffee machines became popular, people used simple kitchen tricks to improve the taste of their morning coffee. One traditional method involved adding crushed eggshells to coffee grounds before brewing. This inexpensive technique was passed down through generations as a way to make bitter coffee taste smoother.

Eggshells contain calcium carbonate, a natural compound that can help neutralize some of the acidity in coffee. By adding properly prepared shells to the grounds, home cooks believed they could reduce the sharp taste without needing expensive ingredients or special equipment.

However, food safety is important when trying this method. Simply rinsing raw eggshells under water does not make them safe for consumption. Only properly cleaned and heat-treated, food-safe shells should be used. If you’re unsure how to prepare them safely, it’s better to avoid the trick altogether. **Food safety should always come before flavor experiments.** The method also won’t necessarily make coffee easier on everyone’s stomach.

Another simple alternative is adding a tiny pinch of salt to coffee grounds before brewing. Salt can reduce the perception of bitterness, making the coffee taste smoother. The amount should be very small, ideally far less than one-eighth of a teaspoon for an entire pot. Adding too much can quickly ruin the flavor.

Neither method guarantees a perfect cup, but both reflect the creativity of earlier generations. Sometimes, improving a daily routine doesn’t require expensive products or complicated techniques. A familiar kitchen ingredient and a little extra care can make an ordinary morning coffee feel more enjoyable.