Chicken Kiev | America's Test Kitchen

Ingredients

• 8 tablespoons unsalted butter (1 stick), softened
• 1 tablespoon minced fresh parsley leaves
• 1 tablespoon minced shallot
• 1/2 teaspoon minced fresh tarragon leaves
• 1 tablespoon fresh lemon juice
• 3/8 teaspoon table salt
• 1/8 teaspoon ground black pepper
• 4 - 5 slices white sandwich bread , cut into 3/4-inch cubes
• Salt and ground black pepper
• 2 tablespoons vegetable oil
• 4 boneless, skinless chicken breasts (7 to 8 ounces each), tenderloins removed
• 1 cup all-purpose flour
• 3 large eggs , beaten
• 1 teaspoon Dijon mustard