• Preheat oven to 350° F.
• In a sauce pan. Add green beans and cover with water.
• Place sauce pan with green beans on the stove and turn on high.
• Once boiling, reduce heat to low-medium and cook until fork tender. About 15 minutes.
• Drain cooked green beans and place in a greased 13" x 9" baking dish, set aside.
• Slice the mushrooms and small onion.
• In a large skillet, melt butter on medium heat. Then add sliced mushrooms and half of your sliced onions to the pan. Cook until mushrooms are soft and onions are translucent about 5 minutes.
• Next, in a measuring cup combine the milk, cornstarch, low-sodium soy sauce, salt, and pepper together using a whisk to prevent lumps.
• Once combined, pour mixture into skillet with the cooked mushrooms and onions.
• Stir well and regularly until the mixture begins to thicken like a soup. About 5-10 minutes on low-medium heat.
• Once thickened, turn off the heat. Pour mixture onto the green beans in the baking dish. Carefully stir to coat.
• Bake in preheated 350° F oven for 20 minutes.
• Remove casserole from oven and sprinkle the top with homemade french fried onions.
• Allow to cool for 5 minutes before serving.

Homemade French Fried Onions Recipe

• Fill the bottom of a skillet with 1/2 inch of oil (vegetable, canola, or peanut) for frying your onions.
• In a bowl toss the reserved half of the sliced onions with flour until coated.
• Heat on medium-high. Once the oil is hot, add the floured, sliced onions. Cook until brown in color.
• Remove fried onions from skillet and allow to drain on paper towels. Set aside until ready to top your green bean casserole.