Fresh Asiago Meatball Sub Casserole

Fresh Asiago Meatball Sub Casserole

Imagine sinking your teeth into a mouthwatering masterpiece that combines the classic comfort of a meatball sub with the irresistible appeal of a cheesy, bubbling casserole. This Fresh Asiago Meatball Sub Casserole is not just a meal—it's a flavor explosion that will have your family and friends begging for seconds! With perfectly seasoned meatballs, rich marinara sauce, and a blanket of melted mozzarella, this recipe turns an ordinary weeknight dinner into a culinary celebration that's both easy to make and impossible to resist.

Prep Time: 25 mins
Cook Time: 30 mins
Total Time: 55 mins
Cuisine: American
Serves: 6 servings

Ingredients

  1. 1 pound ground beef
  2. 1/2 cup breadcrumbs
  3. 1/4 cup grated Asiago cheese
  4. 1 egg
  5. 1 tablespoon Italian seasoning
  6. 2 cups marinara sauce
  7. 6 sub rolls
  8. 1 cup shredded mozzarella cheese

Instructions

  1. Preheat your oven to 375°F (190°C). This will ensure that your casserole cooks evenly and thoroughly.
  2. In a large mixing bowl, combine the ground beef, breadcrumbs, grated Asiago cheese, egg, and Italian seasoning. Mix well until all ingredients are fully incorporated.
  3. Shape the mixture into meatballs, about 1 to
  4. 5 inches in diameter. You should be able to make approximately 12-15 meatballs, depending on size.
  5. In a large skillet over medium heat, add a small amount of oil and brown the meatballs on all sides. This should take about 5-7 minutes. They don’t need to be fully cooked through, as they will finish cooking in the oven.
  6. While the meatballs are browning, prepare the sub rolls by slicing them in half lengthwise without cutting all the way through. Place them in a baking dish, cut side up.
  7. Once the meatballs are browned, remove them from the skillet and place them on top of the sub rolls in the baking dish.
  8. Pour the marinara sauce evenly over the meatballs and sub rolls, ensuring that the meatballs are well-coated.
  9. Sprinkle the shredded mozzarella cheese generously over the top of the marinara sauce and meatballs.
  10. Cover the baking dish with aluminum foil to prevent the cheese from burning and place it in the preheated oven.
  11. Bake for 20 minutes covered, then remove the foil and bake for an additional 10 minutes, or until the cheese is bubbly and golden brown.
  12. Once cooked, remove the casserole from the oven and let it sit for about 5 minutes before serving. This will help the layers set a bit.
  13. Serve the Fresh Asiago Meatball Sub Casserole warm, garnished with additional grated Asiago cheese or fresh herbs if desired. Enjoy your delicious meal!

Tips

  1. Meat Mixture Magic: For the juiciest meatballs, don't overmix the ingredients. Gently combine until just incorporated to keep the meat tender.
  2. Cheese Selection: While the recipe calls for Asiago, feel free to experiment with similar hard cheeses like Parmesan for a slight flavor variation.
  3. Browning Technique: When browning meatballs, don't crowd the pan. Cook in batches to ensure each meatball gets a beautiful golden crust.
  4. Sub Roll Hack: Use day-old or slightly stale sub rolls—they'll absorb the sauce better without becoming too soggy.
  5. Make-Ahead Friendly: You can prepare the meatballs and assemble the casserole earlier in the day, then bake when ready to serve.
  6. Serving Suggestion: Garnish with fresh basil or parsley just before serving to add a pop of color and fresh flavor.
  7. Leftover Love: This casserole reheats beautifully—store in an airtight container and enjoy within 2-3 days.

Nutrition Facts

Calories: 450kcal

Carbohydrates: 35g

Protein: 28g

Fat: 22g

Saturated Fat: 9g

Cholesterol: 110mg

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