vegan gluten-free green bean casserole - hot for food

Ingredients

• 1 white onion
• 1 1/2 C nondairy milk (soy or almond work best)
• 1 tbsp apple cider vinegar
• 1 1/2 C rice flour
• 1 tsp smoked paprika
• 1 tsp sea salt
• 1/2 tsp ground black pepper
• 3 C vegetable oil (for frying)
• 8 C fresh green beans (or thawed frozen green beans)
• 1 C raw whole cashews, soaked for 20 minutes in hot water
• 1 1/2 C water
• 1 tbsp arrowroot flour or cornstarch
• 1 tbsp coconut oil
• 8 oz cremini mushrooms
• 1 shallot, finely chopped
• 2 garlic cloves, minced
• 1 tsp onion powder
• 1/2 tsp nutmeg
• 1/2 tsp sea salt
• 2/3 cup low-sodium vegetable stock
• 1 tbsp lemon juice