There are many ways to prepare mussels with marinara sauceAs in almost all recipes, each house has its own way and its tricks to make it. In this case, I will show you the recipe that my grandmother made and that my father continues to make today.
In our case, for example, we like the sauce to be thick, so that it sticks to the mussels. But if you like it more liquid so that the mussels are submerged in it, you can add more liquid, the liquid used to cook the mussels or even a little fish broth.