Meatball Sandwich

Ingredients (13)

• + 1 pound ground beef add to pantry
• + ¾ cup bread crumbs add to pantry
• + 2 teaspoons dried Italian seasoning add to pantry
• ✓ 2 cloves garlic, minced
• + 2 tablespoons chopped fresh parsley add to pantry
• + 2 tablespoons grated Parmesan cheese add to pantry
• + 1 egg, beaten add to pantry
• + 1 French baguette add to pantry
• ✓ 1 tablespoon extra-virgin olive oil
• + ½ teaspoon garlic powder add to pantry
• + 1 pinch salt, or to taste add to pantry
• + 1 (14 ounce) jar spaghetti sauce add to pantry
• ✓ 4 slices provolone cheese