- Preheat oven to 350 degrees F 
- In the bowl of an electric mixer, combine cream cheese, milk, aminos and chicken broth 
- Start on low speed and gradually increase to medium speed until well combined 
- Heat olive oil and butter over medium heat 
- Add chopped mushrooms, onions and garlic 
- Cook until onions are soft and translucent, stirring frequently 
- Stir in water chestnuts, cream cheese mixture, 2 tbsp flour, salt and pepper and 1 cup of the shredded cheese 
- Cook, stirring often, for about 5 minutes until mixture is bubbly and thickened 
- Spray a 9x13 baking dish with cooking spray 
- Pour green beans into baking dish, distributing evenly in pan 
- Pour creamy cheese mixture on top of beans and stir to blend evenly in dish 
- Top with remaining 1/2 cup of cheese (you can add a little more if you love cheese) and slivered almonds 
- Bake, uncovered, for 30 minutes 
- Casserole will thicken, slightly, as it cools.