Grilled Parmesan Pork Burgers | America's Test Kitchen

Ingredients

• 1 slice hearty white sandwich bread , torn into pieces
• 1 ounce Parmesan cheese , grated (1/2 cup)
• 1 shallot , minced
• 2 tablespoons milk
• 4 teaspoons soy sauce
• 1 tablespoon Worcestershire sauce
• 1 tablespoon minced fresh sage
• 1 1/4 teaspoons minced fresh thyme
• 1 teaspoon ground fennel
• 1 teaspoon pepper
• 1/2 teaspoon red pepper flakes
• 1/2 teaspoon salt
• 1 1/2 pounds 80 to 85 percent lean ground pork
• 4 hamburger buns , toasted and buttered