Green Bean Casserole From Scratch - My Grandma Recipes

Ingredients

• 2 cups shallots, thinly sliced into rings
• 1/2 cup all-purpose flour
• 1/2 tsp sea salt
• 1/2 cup neutral oil for frying
• 2 lbs fresh green beans, trimmed and halved
• 2 tbsp kosher salt
• 1 lb cremini mushrooms, sliced
• 4 tbsp unsalted butter
• 3 cloves garlic, minced
• 1/4 cup all-purpose flour
• 1 1/2 cups whole milk
• 1 cup heavy cream
• 1/4 tsp ground nutmeg
• 1/2 tsp black pepper
• 1/2 tsp salt