How long does it take to cook risotto in a pressure cooker: the answer is about 20 minutes. The time it takes to cook rare rice in a pressure cooker varies depending on the variety and quantity of ingredients. Generally speaking, it takes anywhere from 8-20 minutes to cook rare rice in a pressure cooker. In case of rice ingredients, it usually takes around 8-10 minutes while millet takes around 10 minutes. In order for the ingredients to draw in enough water, they can be soaked in water in advance. At the same time, the volume of rice should not exceed two-thirds of the volume of the pot, otherwise the cooked thin rice will burst out. Therefore, when using a pressure cooker to cook rare rice, it needs to be adjusted according to the specific situation to ensure that it is cooked and will not burst out of the pot. The amount of time to cook risotto in a pressure cooker varies depending on the variety and quantity of ingredients. Generally speaking, it takes anywhere from 8-20 minutes to cook rice in a pressure cooker. In case of rice ingredients, it usually takes around 8-10 minutes while millet takes around 10 minutes. In order for the ingredients to draw in enough water, they can be soaked in water in advance. At the same time, the volume of rice should not exceed two-thirds of the volume of the pot, otherwise the cooked thin rice will burst out. Therefore, when using a pressure cooker to cook rare rice, you need to adjust according to the specific circumstances to ensure that cooked and will not burst the pot. 1, in general, the pressure cooker pressure rare rice pressure 10 minutes can be. Because of the pressure of the pressure cooker, it will speed up the efficiency of stewing food, and the cooking time should not be too long. 2, weigh out the rice with a measuring cup, clean the rice and add 1500ml of water. Then put it into the pressure cooker, note: the volume of rice should not exceed two-thirds of the inner volume of the pot. Turn on the high heat, when the pressure cooker begins to deflate and then change to low heat, wait for 5-8 minutes and then turn off the fire can be.