Simmer the green beans first, then plunge them in iced water. Drain and spread them at the bottom of a baking dish.
1
Fry the bacon, followed by the mushrooms. Cook the garlic next. Remove the mixture and put it in the dish with the green beans. Toss and reserve the bacon grease.
2
Add butter and let it melt. Whisk in the flour, followed by the salt, black pepper, and nutmeg. Alternately whisk in the chicken broth and half and half. Simmer.
3
Pour over the top of the green bean mixture. Sprinkle with crispy fried onions and bake.
4