Current location - Recipe Complete Network - Fat reduction meal recipes - How long does it take to steam salted duck eggs in water?
How long does it take to steam salted duck eggs in water?

Time to steam salted duck eggs

The time to steam salted duck eggs is actually similar to the time to boil eggs. It usually takes 10-15 minutes. Steaming salted duck eggs also depends on the temperature of the water. If If it is boiling water, steaming for 8 minutes is enough. If it is cold water, it will take longer, it should take 20-30 minutes. It is recommended to use boiling water. And it is best not to exceed 8 minutes, nor less than 6 minutes. If it exceeds 8 minutes, the nutrients of the duck eggs will be lost to a certain extent. If it is less than 6 minutes, there may be some parasitic bacteria in them that are not good for the human body

How to choose salted duck eggs

< p>1. Look at the appearance

Just look at the appearance. The shell of good quality salted duck eggs is clean, smooth and round, and there should be no cracks. The egg shell is cyan, also called "green fruit"; the shell of poor quality salted duck eggs is The shell is gray with white or black spots. This kind of salted duck eggs are easy to break and have a relatively short shelf life.

2. Shaking egg body

The egg shaking body is to shake the egg body gently. Good quality salted duck eggs should have a slight vibrating feeling. If it feels wrong and makes an abnormal sound, it means The duck eggs have gone bad.

3. Peeling the eggshells

Peeling the eggshells means peeling off the eggshells after they are cooked. High-quality salted duck eggs have clear white yolks, white and condensed albumen, moderate saltiness and rich oil. It tastes delicious. When you pick it with chopsticks, butter will pop out. The egg yolk has a fine texture and is divided into layers, from light to dark. The closer to the center of the egg, the redder it becomes. There is no hard center in the middle and it tastes delicious. However, the poor quality of the salted duck eggs The egg whites are rotten, greasy, and salty, so it is best not to eat them.

How to identify good and bad salted duck eggs

(1) Appearance method. The shell of duck eggs has a layer of white frost powder, which is not very smooth when rubbed by hand. The eggs with a complete appearance are fresh eggs, while the shells with smooth, dark, incomplete and cracked shells are stale duck eggs.

(2) Hand shaking method. When buying duck eggs, use your thumb, index finger and middle finger to hold the duck eggs and shake them. The eggs that make no sound are fresh eggs, and the eggs that make a shaking sound when shaking are bad eggs. The louder the sound, the more bad it is.

(3) Irradiation method. Hold the duck egg gently with your hands and observe it under the light. The protein of the good duck egg is clear and translucent, with a small empty chamber at one end. The bad egg is gray in color and has a larger empty chamber. Some duck eggs have stains, which is a sign of being old or spoiled.

(4) Floating method. Take 500 grams of water, add 500 grams of salt, and after melting, put the duck eggs into the water. The ones that sink to the bottom of the water are fresh duck eggs. If the big head is on top and the small head is floating slightly below, it means that the duck eggs have been left for too long and are completely floating on the water. Yes, it's the bad guy. This egg has gone bad.

Contraindications for eating salted duck eggs

1. Pregnant women, those with insufficient spleen yang, and those with cold-damp diarrhea should not eat it; patients with high blood pressure, diabetes, cardiovascular disease, liver and kidney disease should eat less .

2. Estrogen in pregnant women has the effect of promoting excessive retention of water and salt in the body. Eating salted duck eggs will cause the intake of salt to far exceed the body's needs, leading to high levels of edema in pregnant women, which can cause The amount of effective blood circulation in the body will be greatly reduced, and the blood supply to the fetus will be reduced, which will cause the fetus to be hypoxic in the womb and affect its growth and development. In addition, due to placental ischemia, it is also easy to trigger pregnancy-induced hypertension syndrome. It is not advisable to eat too much salted duck eggs. Drink plenty of water after consumption.

3. Salted duck eggs should not be eaten with soft-shell turtles and plums. Duck eggs are cold in nature, so those with insufficient spleen yang and diarrhea caused by cold and dampness should not eat them. The cholesterol content of duck eggs is also high, so people with cardiovascular disease, liver and kidney disease should eat less of it. Salted duck eggs are high in salt, so patients with high blood pressure and diabetes should not eat more of them. In addition, estrogen in pregnant women has the effect of promoting excessive retention of water and salt in the body. Eating salted duck eggs will cause the intake of salt to far exceed the body's needs, leading to high levels of edema in pregnant women and a dramatic increase in the amount of effective blood circulation in the body. Increased blood supply to the fetus is reduced, affecting fetal growth and development, so pregnant women should not eat it. It is better to eat less salted duck eggs, because salty duck eggs contain high salt content, and patients with high blood pressure and diabetes should not eat more. And because the main raw materials for processing salted duck eggs are duck eggs and salt, some informal processing points pursue low cost or shorten the production cycle. The quality of the salt used does not meet the requirements of relevant standards. The barium chloride in inferior salt Harmful substances such as nitrite and nitrite will penetrate into the salted duck eggs. pose a threat to human health.