Homemade Green Bean Casserole • Kroll's Korner

Ingredients

• 2 lbs. fresh green beans, ends cut off and cut into 2-inch segments
• 1 Tbsp. kosher salt
• 1 Tbsp. unsalted butter
• 8 oz. white button mushrooms, sliced
• 3 cloves garlic, minced
• pinch of kosher salt
• 3 Tbsp. unsalted butter
• 1/4 cup all-purpose flour
• 2 cups whole milk
• 1/2 cup buttermilk
• 1/4 cup Parmesan cheese, grated
• 2 Tbsp. Ranch dressing mix
• 2 tsp. Dijon mustard
• 1 tsp. Worcestershire
• 2 tsp. fresh thyme, chopped
• 1 1/2 tsp. kosher salt
• pepper, to taste
• 2 cups French's Fried Onions, divided
• 1 cup Panko breadcrumbs
• 7 strips bacon, cooked and chopped into little crumbles, divided