Green Bean Casserole Recipe - (5/5)

Ingredients

• 3 cups chicken stock
• 1 ⁄2 ounce dried shiitake mushrooms, stemmed
• Kosher salt, to taste
• 2 pounds green beans, cut into 2-inch pieces
• Canola oil
• 1 1⁄4 cups flour
• 2 small yellow onions, thinly sliced
• 5 tablespoons butter
• 1 ⁄3 heavy cream
• Freshly ground black pepper, to taste