what are cremini mushrooms
They are left to grow for longer, until they have spread out into that delicious meaty cap. â¢ The cremini mushroom, then, is just in between these two varieties. It's a moderately mature version of the white button mushroom, which is why it has a similar flavor.It's younger than the portobello, but still related, which is why these are sometimes sold as baby bella or baby portobello mushrooms.hey are left to grow for longer, until they have spread out into that delicious meaty cap. â¢ The cremini mushroom, then, is just in between these two varieties. It's a moderately mature version of the white button mushroom, which is why it has a similar flavor.