You pour a cup of coffee, only to find that it tastes sour. What’s going on? The answer is probably one or more of the following:
Your water supply might be the culprit.
If you’re noticing a sour taste, it’s likely that your water supply is the culprit. Hard water can make your coffee bitter and sour because of its high mineral content, so filtering or using bottled water may be an option if this is the case.
If you don’t have access to either of those options, try using filtered or bottled water for brewing before moving on to other possible causes for the off-taste.
You might have bad beans.
If you’re buying coffee beans and not brewing them, it’s important to make sure that they’re fresh. To do this, look at the date on the bag or container of beans. Beans will stay fresh for about 30 days after roasting–if they’re older than that, don’t buy them! You can also look up information about how long certain types of coffee have been roasted by searching online or in a book like The World Atlas Of Coffee (which is also excellent).
If you’re storing your beans at home (instead of buying pre-ground), make sure that they are kept in an airtight container away from moisture and heat sources like windowsills or stoves. Make sure there’s enough space between layers so air can move freely around each bean; otherwise mold could form inside the bag/container over time which would ruin everything inside!
Your brewing method isn’t quite right.
There are a few things you can do to make sure your coffee tastes great. First, make sure you’re using the right grind for the brewing method you’re using. If you don’t have enough coffee or if there’s too much, it will taste sour because there isn’t enough or too much water passing through the grounds.
Second, use filtered water when making brews at home (you may want to consider investing in a filter pitcher). Thirdly and finally: pay attention! You’ll know when something isn’t quite right with your brew because it won’t taste as good as usual–and this is especially true for sourness; if something about a cup of joe makes it seem off-puttingly bitter or sour even though nothing has changed except its temperature from hot to cold then maybe something else went wrong along the way!
You might be roasting your own beans and not getting them quite right.
Roasting your own beans is a great way to save money, ensure you get the perfect roast, and control what goes into your cup. If you’re new to roasting coffee at home, here’s how:
- Buy whole beans that look fresh and smell good. You can also buy pre-ground coffee but this will be more expensive (and some say it doesn’t taste as good).
- Preheat an oven or toaster oven until it reaches 200 degrees Fahrenheit (or about 93 degrees Celsius). You want the inside of your oven/toaster oven chamber hot enough that when you put in those green beans after they’ve been heated up by hot air circulating around them for several minutes while they’re being roasted on top of aluminum foil sprayed with oil spray which helps keep things from sticking together too much–and voila! Your finished product should look something like this:
The coffee is overheated or over-brewed.
If your coffee tastes sour, it’s likely that the brew was overheated or over-brewed.
This can happen when you use a microwave to reheat your coffee, or if you leave your French press on for too long. Overheating and over-brewing will cause the acidity in coffee to increase, giving it a bitter taste. If you want to avoid this problem, make sure not to leave your pot sitting on the burner for too long after brewing has finished (or turn off stovetop kettles).
You may have used poor quality cream and milk
You may have used poor quality cream and milk.
It is important to use fresh milk, cream and milk powder while making coffee. Do not use sour or powdered milk that has been sitting in your pantry for a long time because it will spoil the taste of your coffee.
There are a number of things that can affect the taste of your coffee, including the type of water used to make it and how much time you allow it to steep before drinking it
There are a number of things that can affect the taste of your coffee, including the type of water used to make it and how much time you allow it to steep before drinking it.
- Water quality: Some municipalities use chlorine or other chemicals in their tap water that can alter the flavor of your cup. If this is an issue for you, consider buying bottled spring water instead.
- Time: The longer you let your coffee steep before drinking it, the stronger its flavor will be–but only up until a certain point! After about four minutes (for most brew methods), this process will have gone so far that any further steeping will only serve to make your drink bitter rather than stronger and more flavorful.* Beans: Different kinds of coffee beans have different flavors; try experimenting with different blends until you find one that suits your taste buds best.* Roasting method: How hot did they roast those beans? Was there enough oxygen exposure during roasting? These factors all contribute significantly
We hope this has helped you figure out what’s wrong with your coffee and how to fix it. If not, try another method of brewing or roasting beans until you find one that works well for your tastes. Good luck!