Green Beans with Mushrooms Onions and Mornay Sauce

Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
These Green Beans with Mushrooms, Onions and Mornay Sauce is a classic, homemade side dish that's just perfect for the holidays ahead. Nothing canned here. It's a quick and easy, fresh from scratch side that everyone is guaranteed to enjoy!
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Up close overhead photo of oval plate of green beans topped with mushrooms and onions