To use the chai tea concentrate you can mix the chai tea concentrate with either water or milk.
Combine 1 part chai tea concentrate with 1 part water or milk (cow's milk, almond milk, soy milk, etc.), and stir to combine.
Heat in a saucepan over medium heat until simmering, stirring occasionally.
Or heat in the microwave until simmering.
Tea concentrate lasts for between 12 months to a year.
Once you mix some tea concentrate with water then it will last for around 5 days in the refrigerator.
You can drink overnight milk tea if the milk tea was refrigerated.
However if the overnight milk tea was left out overnight then the milk in the tea and the tea has likely spoiled and should not be consumed or it may make you sick.
Bottled tea does not go bad as long as it's sealed.
However the longer it is expired the less tasty it becomes so it's best to drink the bottled tea within a few months after expiration or before expiration.
If you open the bottled tea then it goes bad within a few hours unless refrigerated.
Good fresh tea should not be sour as if it is then it likely is bad.
However tea can be bitter tasting due to over steeping or because of tannins.
If you want bitter tea you should steep the tea for longer than 10 minutes or around 15 minutes.
If you don't want bitter tea then you should not steep the tea for longer than 10 minutes.
There is no harm in leaving a tea bag in too long.
But the over-steeping tea can make the tea taste a little more bitter and has an astringent effect in the mouth, leaving you feeling dry and puckery.
Also, it may bring stains on your cup or teeth.
By the way, it is suggested to steep the tea bags only once.
Day old tea is okay to drink as long as it's been refrigerated.
If tea has been left out all day or all night then it should be dumped out as it's likely no good but if it smells okay and tastes okay then it could be okay to drink it.
Tea lasts for around 2 to 4 hours at room temperature and tea will last for around 5 days when kept in the refrigerator.
Tea left out overnight will be bad and should be dumped out as it could make you sick.
The most bitter tea is the Chinese herbal tea kuding cha.
The benefits of kuding tea are many: according to traditional Chinese medicine, it disperses wind-heat, reduces inflammation, eliminates toxins, improves digestion, and enhances focus, memory, and more.
While you may not enjoy the taste of this tea, you are sure to enjoy what it can do for you.
Drinking bitter tea is good for you and is good for your heart health.
Bitter gourd tea is good for improving heart health as it has the right balance of anti inflammatory properties and it also helps in cleansing the blood naturally, which helps in de-clogging the fats in arteries and veins, which is one major reason for several coronary disease.
Tea sometimes tastes bad due to brewing it too long and making the tea bitter or the tea is being boiled at too high a temperature.
The best thing you can do with the tea you absolutely do not enjoy is to cold brew it.
Pour about 1-1.5 liters of lukewarm water over 1-2 spoons of tea leaves and steep overnight in the fridge.
It might surprise you with a completely new flavor profile and no bitterness at all.
Tea gets sweeter as it sits due to the tannins being released in the tea.
And tea contains many saccharides, such as tea polysaccharides, monosaccharides, polysaccharides, fructose, etc., this free monosaccharides and disaccharides can be dissolved in water, so we taste the obvious sweetness very easily.
Tea should be brewed for between 3 to 5 minutes.
If brewing tea in a pot then you should get the water boiling and then allow the tea bag to sit in the pot for 5 minute or so.
Or if you're using a regular tea pot then you can pour the hot water over the tea bag and allow it to sit and brew for around 5 minutes.
Steeping tea too long can be bad as it can increase the Caffeine in the tea which leads to the tea becoming bitter or sour tasting.
So you don't want to over steep the tea.
Steeping tea usually takes between 3 to 5 minutes which is enough time to make good tea.
Tea gets sour and spoils due to heat, humidity and air which then leads to bacteria growing in the brewed tea.
To keep your tea from souring you should keep it refrigerated if not drinking or serving the tea within a few hours.
Tea can also get sour taste when brewing it as a result of steeping or brewing it too long or because of too many tannins in the tea.
You can get sick from drinking old tea if the old tea has gone sour.
However it's safe to use old tea bags as long as they have no mold growth on them.
But sour tea if you drank it would likely just cause a bad taste in your mouth and possibly stomach cramping and stomach ache.
Tea does go sour.
As tea sets out at room temperature bacteria begins growing in the tea which turns the tea sour although it usually takes 12 hours of tea sitting out at room temperature for it to really get sour.
However it's best to refrigerate tea if not drinking it within a few hours to keep it from growing bacteria.
If you drink rotten tea the most that usually happens if you get a stomach ache, maybe vomit, and a bad taste in your mouth.
If the tea is really bad then you likely won't want to drink it anyway but if it was just a little sour then it may just hurt your stomach a little.
Bacteria can grow in tea.
When tea sets out at room temperature for too long it goes sour.
The sour tea is growing bacteria which is making it sour and if you have soured tea then it should be dumped out.
If you do happen to drink a bit of sour tea then you will likely be fine although you may get an upset stomach.
Tea leaves may be contaminated with coliform bacteria.
If iced tea is brewed at inadequate temperatures or in an improperly cleaned urn, or if it is stored for too long, it may grow coliform bacteria, most frequently Klebsiella and Enterobacter, and less commonly E. coli.
Tea that has been sitting around for way too long is also referred to as overnight tea as well.
When tea sits around for too long, a substance called TP (tea polyphenol) that it contains will start to oxidise, this darkens the tea.
In most cases, old tea will simply be less flavorful than it should be, and taste dull or stale.
While old tea isn't usually dangerous to consume, it's definitely a less than ideal tea drinking experience.
If your tea tastes like it's gone bad or if you spot visible mold or other signs of decomposition, steer clear.
Brewed tea will slowly lose its complexity of flavor if left at room temperature for more than a few hours.
The tea will eventually sour if left for more that 12 hours. It varies a lot among tea types, some will be fine for at 24 hours.