When using frozen, blanch them for 1 minute instead ... I love cremini (baby bella) mushrooms in this green bean casserole.
Add the remaining thawed frozen green beans. Transfer the creamy beans to a casserole dish. Top with crispy onions. Bake until golden brown on top. Let sit to cool and set before serving.
I use a simple recipe to bring incredible flavor! My green bean casserole without mushroom soup uses an easy homemade creamy sauce, fresh green beans, and crunchy onions for the best version ever! My ...