Meatball Sandwich

1. Stage

Preheat the oven to 350 degrees F (175 degrees C).

2. Stage

Combine ground beef, bread crumbs, egg, garlic, Parmesan cheese, parsley, and Italian seasoning in a large bowl. Mix with your hands until well combined. Shape mixture into 12 meatballs, and place in a baking dish. Dotdash Meredith Food Studios

3. Stage

Bake meatballs in the preheated oven until cooked through, 15 to 20 minutes. An instant-read thermometer inserted into the center should read at least 160 degrees F (71 degrees C).

4. Stage

While the meatballs are cooking, cut baguette in half lengthwise and open like a book. Remove and discard some of the bread from the inside to make a well for the meatballs.

5. Stage

Brush baguette with olive oil and season with garlic powder and salt. Place baguette on a baking tray, open and with the oiled sides facing up. Dotdash Meredith Food Studios

6. Stage

When the meatballs have 5 minutes left, slip the baguette into the oven and cook until lightly toasted.

7. Stage

Meanwhile, warm spaghetti sauce in a saucepan over medium heat.

8. Stage

Remove meatballs from the oven. Use a slotted spoon to transfer them to the hot sauce; mix gently to coat with sauce. Dotdash Meredith Food Studios

9. Stage

Spoon meatballs and sauce into one side of the baguette, nestling meatballs in the well. Top with slices of provolone cheese. Dotdash Meredith Food Studios

10. Stage

Return to the oven until cheese is melted, 2 to 3 minutes. Dotdash Meredith Food Studios

11. Stage

Cool slightly, then cut into 4 sandwiches. Dotdash Meredith Food Studios