Green Bean Casserole Recipe with Fresh Green Beans

Bahan-bahan (12 porsi)

• 2 inches oil (for frying)
• 1 large red onion (thinly sliced)
• 1 & 1/2 cups buttermilk
• 1 & 1/2 cups flour
• 1 & 1/2 cups Panko bread crumbs
• 1 & 1/2 teaspoons kosher salt
• pinch cayenne pepper
• 3 tablespoons chopped parsley (optional)
• large pot of water
• 1 tablespoon kosher salt (for water)
• 2 pounds green beans (trimmed and halved)
• 3 tablespoons butter
• 1 pound white button mushrooms (sliced or quartered)
• 1/2 teaspoon kosher salt
• 3 cloves garlic (smashed and minced)
• 2 teaspoons fresh thyme
• 2 & 1/2 tablespoons flour
• pinch cayenne pepper
• 1 & 1/2 cups chicken broth
• 1 & 1/2 cups half-and-half
• 3/4 cup Parmesan cheese (shredded)