Cheesy Broccoli and Rice Casserole | America's Test Kitchen

Ingredients

• 2 slices hearty white sandwich bread, torn into pieces
• 3/4 cup grated Parmesan cheese
• 4 tablespoons unsalted butter, melted; plus 2 tablespoons, chilled
• 1 garlic clove, minced
• 2 pounds broccoli, florets cut into 1-inch pieces, stems peeled and chopped
• 1 onion, chopped fine
• 1 1/4 cups long grain white rice
• 4 cups low-sodium chicken broth
• 1 1/4 cups half-and-half
• 1 teaspoon salt
• 2 cups shredded extra-sharp cheddar cheese
• 1/8 teaspoon cayenne pepper