Why is the center of a cake soggy when baked in the oven? How are coffee beans roasted?

The method or principle of low-temperature baking: using the vacuum principle to process, keep the vacuum container at a low temperature of 100 to 120 degrees. Then, the vegetable oil and water are exchanged for dehydration to overcome oil oxidation. In the vacuum state, the moisture of fruits and vegetables is quickly dried by about 0.9% to 3%, the water content is reduced, and the taste is crisper. It is a technical method that naturally presents the original structure of fruits and vegetables. So why is the cake wet in the middle when baked in the oven? How to roast coffee beans? Let's take a look at the introduction of Encyclopedia Knowledge Network below!

Contents of this article

1. Why is the middle of the cake wet when baked in the oven?

2. How to roast coffee beans

3. How to read the grams on a baking electronic scale

4. How long does it take to bake in a private house before you can open your own

5. How to make egg tart liquid and bake

Why is the middle of the cake wet when baked in the oven?

There are several reasons why the middle of a cake baked in the oven is wet: 1. The dough is too wet, so you should reduce the amount of water or milk, eggs, etc.; 2. The mold is too large and filled too full, so that the temperature inside cannot reach the baking temperature; 3. The baking time is too short.

Solution:

1. You can try to increase the temperature in the oven so that it is not lower than 150 degrees;

2. Extend the baking time of the cake.

How to Roast Coffee Beans

The coffee beans are roasted in a roaster (a large rotating drum). After 5-7 minutes of high heat, the remaining moisture in the coffee is fully dried. At this time, the color of the coffee will change and slowly turn yellow, and you can smell the rich aroma of coffee. After about 15 minutes of roasting in the roaster, the flavor of the coffee will be fully released (but it also depends on the type of coffee), which also means that the coffee roasting process is over.

Coffee beans refer to the fruit of the plant used to make coffee. Broadly speaking, there are two kinds of coffee beans in the world, Arabica beans and Robusta beans. Coffee beans are composed of two oval seeds facing each other. The side that connects to each other is flat, which is called a flat bean. But there are also beans composed of a round seed, called round beans, and their taste is no different.

How to read grams on a baking electronic scale

How to read the number of grams on a baking electronic scale: Check the scale's range accuracy and unit. If it is a 5kg, 1g scale, with g as the unit, the accuracy is g, and if it displays 116g, the kg unit is 0.1160kg. If it is a block object, you can weigh it directly. Baking often uses powder or liquid. When a container is needed, you must first place the container on the tray of the baking scale, and the weight of the container will be displayed. After clicking Tare, the weighing will return to zero, and then you can get the correct value.

How long does it take to open your own private bakery?

It takes more than half a year to open a private baking shop. Private baking is a new business model, but it is not legal in the strict sense. So at the beginning, you can open a shop after two or three months of private baking and accumulating a certain customer base.

Baking, also known as roasting, refers to the process of dehydrating, drying and hardening materials by dry heat below the ignition point of the materials. Baking is an indispensable step in the production of bread and cake products. After baking, the starch undergoes gelatinization, protein denaturation and a series of chemical changes, and the bread and cakes are cooked. It can also change the taste of the food.

How to make egg tart liquid baking

1. Mix 70g sugar with milk and heat over low heat to dissolve the sugar;

2. Separate the egg yolk and egg white;

3. Beat the egg yolk and egg and mix well. Add milk and whipping cream twice. Stir well again;

4. Filter with a sieve. (Remove impurities and bubbles in the eggs);

5. Pour into the prepared tart shell (70% full). You can add mango and other fruit pulp (such as the two on the far left);

6. Bake at 200-230 degrees, upper and lower fire, middle layer, for about 20 minutes.