The time it takes for a pressure cooker to pressurize can vary depending on several factors, including the type and brand of the pressure cooker, the amount of liquid and food being cooked, and the heat source used. However, as a general estimate, it typically takes around 5 to 15 minutes for a pressure cooker to reach the desired pressure level.
Once the pressure cooker is sealed and heat is applied, the internal temperature begins to rise. As the temperature increases, steam builds up inside the cooker, and the pressure gradually rises. The time it takes for the pressure to build up depends on the volume and density of the food being cooked, as well as the heat setting used.
It's important to note that the pressurization time mentioned here refers to the time it takes for the pressure cooker to reach the desired pressure level. The overall cooking time will depend on the specific recipe and ingredients being cooked, as well as the recommended cooking time for the particular pressure cooker model.