Mushroom and Potato Basil Au Gratin 

Without the traditional cheese, milk, butter or flour.  Very enjoyable.

Sauce


Blend

• ½ cup raw cashew nuts, previously soaked and rinsed.
  

Add and further blend 

• 1½ cup water
  
• ½ cup parsley leaves
  
• 2 green onions, diced
  
• 2 Cloves of garlic 
  

Layers

• 4-5 large potatoes, sliced thinly
  
• 8 - 12 large white mushrooms, sliced thinly
  
• 1 yellow onion, sliced thinly
  
• Big bunch spinach or equivalent, chopped
  
• Basil (about 20 leaves), roughly chopped, or from a tube.

Assembly
In a large rectangular glass baking dish, generously layer vegetables in this order, 

1. a thin layer of sauce 
   
2. potatoes, 
   
3. mushrooms,
   
4. onions, 
   
5. basil, 
   
6. chard, 
   
7. sauce. 
   
8. Repeat a second sequence of vegetables
   
9. final layer of potatoes
   
10. last bit of sauce over the top 
    

Cover and bake at 200 degrees for 35 minutes. 

Remove the foil and sprinkle on top

• Ground cashew nuts, 
  

Cook for further 15 minutes until lightly browned on top.