¿qué tipo de fuego se utiliza para preparar la paella?

The fire to cook the paella has some steps to cook it properly.

Explanation:

The steps are:

1. After the water begins to boil, we will cook 5 minutes over high heat

2. We will lower the heat to a minimum and cook 10 minutes

3. Finally, we will cook 3 to 5 minutes over high heat to achieve socarrat