01 -
Preheat oven to 400°F (200°C). Line a baking sheet with parchment paper.
02 -
In a large bowl, gently mix ground beef, breadcrumbs, egg, onion, garlic, Worcestershire sauce, salt, and pepper until just combined without overworking.
03 -
Shape mixture into 1 1/2-inch meatballs and arrange on the prepared baking sheet. Bake for 15-18 minutes until fully cooked.
04 -
While meatballs bake, heat bourbon BBQ sauce in a skillet over low heat.
05 -
Transfer cooked meatballs to the skillet and gently toss them in the warmed sauce to coat evenly.
06 -
Place 4-5 sauced meatballs into each hoagie roll, then top with shredded cheddar and chopped crispy bacon.
07 -
Arrange assembled subs on a baking sheet and broil for 2-3 minutes until the cheese is melted and bubbly.
08 -
Optionally garnish with fresh parsley and serve immediately while hot.