After boiling, cover the pot and cook for about 10 minutes. Even if pasta is ready, it will be much harder than noodles. Look at the bottom, it will become more transparent. You don't have to harden your heart to taste it. The spaghetti is not cooked soft. Maybe your cooking method is not correct. I recommend my cooking method to you: put water in the pot and bring it to a boil. Put the spaghetti in the pot. After the spaghetti sinks, stir it from the bottom of the pot with a spoon to prevent the noodles from sticking to the pot. It is not easy to make spaghetti without soaking it in water. If you don't soak in water, you should cook for at least 40 minutes. Put some salt when cooking, because you are afraid of sticking to the pot after cooking for a long time. It is best to cook radially below.
In addition, spaghetti rarely needs to be cooked for 20 minutes (except that it may not paste after cooking for 20 minutes), 8- 12 minutes is the most common, and small varieties such as angel hair can also be as short as 3 minutes. Even if al dente is not used to eating and needs to be extended, it is generally not much. When cooking spaghetti, you can add olive oil and sea salt to the water first, so that the cooked spaghetti tastes better and will not be so hard. Because pasta is made of Duran wheat, which is a kind of hard wheat with high density, high protein and high gluten, the pasta made is very resistant to cooking and not easy to cook, but it has a strong taste.
Generally, pasta is boiled in water, with medium fire 12 minutes or so. Add a little salt and olive oil to prevent spaghetti from sticking together. At the same time, it needs a little stirring. /kloc-Turn off the fire and cover it after 0/2 minutes, and let the noodles stand in water 10 minutes. Noodles are basically soft.