Cheeseburger Pot Pie

Bahan-bahan (6 porsi)

• 1 pound lean ground beef
• 1 medium yellow onion (diced)
• 1 clove garlic (minced)
• 1 ½ cups frozen diced hash browns
• ¼ cup barbecue sauce
• 1 teaspoon yellow mustard
• 1 tablespoon ketchup
• ¾ cup beef broth
• 2 teaspoons cornstarch
• 1 ½ cups shredded cheddar cheese
• 1 cup Bisquick baking mix
• 1 egg
• ½ cup milk
• ½ cup shredded cheddar cheese
• ¼ teaspoon sesame seeds
• hamburger toppings (as desired, optional)