Microwave Meatball Subs

Prep: 15 min Cook: 10 min Serves: 4 Cuisine: Italian

Juicy meatballs simmered in flavorful spaghetti sauce make these microwave meatball subs a quick, hearty, and satisfying meal. Perfect for busy weeknights, they combine savory ground beef with fresh herbs and mushrooms, served in warm rolls for a comforting handheld dinner everyone will enjoy.

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Ingredients

  • 1 small onion, diced
  • 1 garlic clove, minced
  • 2 oz. mushrooms, finely chopped
  • 1 lb. ground beef
  • 1/2 cup fresh bread crumbs
  • 1/2 tsp. basil
  • salt and pepper to taste
  • 1 (16 oz.) jar spaghetti sauce
  • 4 large hero rolls or hot dog buns

Instructions

  1. In a large bowl, mix diced onion, minced garlic, chopped mushrooms, ground beef, bread crumbs, and basil until well combined.
  2. Sprinkle salt and pepper over the mixture.
  3. Shape the mixture into 12 meatballs.
  4. Place the meatballs in a microwave-safe dish and cover with spaghetti sauce.
  5. Microwave on high for about 8-10 minutes until the meatballs are cooked through.
  6. Toast the hero rolls or hot dog buns if desired.
  7. Place three meatballs on each roll, spoon some sauce over, and serve.

Tips & Substitutions

For extra flavor, consider adding chopped bell peppers or a sprinkle of red pepper flakes to the meatball mixture. If you don't have fresh breadcrumbs, you can use store-bought ones or even crushed crackers as a substitute. To enhance the sauce, try adding Italian herbs or a dash of Worcestershire sauce to the spaghetti sauce.

Serving Suggestions

Serve your meatball subs with a side of chips or a fresh salad for a complete meal. For an Italian twist, pair with a light pasta dish like Classic Baked Mostaccioli or Spanish Spaghetti. If you're feeling adventurous, top the subs with sautéed peppers or a sprinkle of grated Parmesan cheese for added flavor.

Storage & Reheating

Leftover meatball subs can be stored in an airtight container in the refrigerator for up to three days. To reheat, place the meatballs and sauce in a microwave-safe dish and heat for 1-2 minutes, or until warmed through. You can also briefly reheat the rolls in the toaster oven for a crisp texture.

Nutrition & Diet Analysis (per serving)

Each serving of Microwave Meatball Subs contains roughly 630 calories, with 26g protein, 95g carbohydrates, and 17g fat. It is an excellent source of iron (56% of the Daily Value), protein (52% of the Daily Value), and calcium (33% of the Daily Value), and a good source of potassium. Note that it is relatively high in sodium, at 2701mg per serving (117% of the Daily Value).

630 kcal 31% DV
Protein Fat Carbs

Macronutrients

Protein 25.8g 52% DV
Total Fat 16.6g 21% DV
Carbs 94.5g 34% DV
Fiber 7.8g 28% DV
Sugar 9.2g 18% DV

Electrolytes

Sodium 2700.5mg 100% DV
Potassium 750.8mg 16% DV
Cholesterol 21.4mg 7% DV

Vitamins & Minerals

Vitamin A 300.8mcg 33% DV
Vitamin C 21.3mg 24% DV
Vitamin D 6.6mcg 33% DV
Calcium 423.7mg 33% DV
Iron 10.2mg 56% DV
Diet fit High-protein High-fiber Low-fat
Contains Wheat/Gluten

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use turkey or chicken instead of ground beef?

Yes, you can substitute ground turkey or chicken for ground beef in this recipe. Just keep in mind that the flavor will be a bit lighter. Make sure to season the meat well, as poultry can be less flavorful than beef.

How can I make this recipe gluten-free?

To make gluten-free meatball subs, use gluten-free breadcrumbs and ensure the spaghetti sauce is gluten-free. Opt for gluten-free rolls or serve the meatballs over a bed of zucchini noodles or rice for a delicious alternative.

Can I prepare the meatballs ahead of time?

Absolutely! You can prepare the meatballs and refrigerate them for up to 24 hours before cooking. Alternatively, you can freeze the uncooked meatballs and then microwave them directly from the freezer, adding a few extra minutes to the cooking time.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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