High-Protein Stuffed Spaghetti Squash

High-Protein Stuffed Spaghetti Squash

High-Protein Stuffed Spaghetti Squash

Low carb • Sugar-free beef and cheese stuffed squash — 60 minutes, two halves

This is high-protein stuffed spaghetti squash, not a pasta bake. Roast two squash halves, fill them with seasoned ground beef, then cover with mozzarella until the cheese browns, like the boats in the photo. Sixty minutes. No wheat pasta, no sugar sauce.

Two servings. One half is one serving. Drain the beef or the boats sit in grease.

Prep15 min
Bake45
Halves2
Protein32g
Net Carbs8g
Calories380

Why you’ll love these boats

  • 32g protein per half — beef and mozzarella
  • 8g net carbs — squash strands, not pasta
  • About 60 minutes, one dish
  • Gold-blistered cheese, yellow rims, like the photo
  • No boxed mix, no sugar
  • The strands hold the filling after a short rest

Health notes

  • Protein: High. Beef and cheese carry the boat.
  • Lower carb than stuffed pasta: Squash instead of noodles. Close to keto-zero at 8g net.
  • Two halves: Macros are per half, not both boats.
  • Wheat pasta or sweet jarred sauce will jump the carbs. Use no-sugar tomato paste.

Key element — roast the squash first, then drain the beef

Raw squash stays hard and wet. Roast the halves cut-side down until the strands pull. Brown and drain the beef, season it, then pile it back into the boats and melt cheese until gold, like the photo.

Ingredients

Boats (2 halves)

  • 1 medium spaghetti squash (about 2 1/2 lb)
  • 12 oz ground beef
  • 1/2 small onion, diced
  • 2 cloves garlic, minced
  • 2 Tbsp tomato paste, no sugar
  • 1/2 tsp Italian seasoning
  • 1/2 tsp paprika
  • Salt and black pepper
  • 1 1/2 cups shredded mozzarella
  • 2 Tbsp grated Parmesan
  • 1 tsp olive oil

Swaps

  • Turkey: Same 12 oz if you want a leaner boat.
  • Italian sausage: Use 12 oz and skip extra seasoning.
  • Wheat pasta or sweet jarred sauce: Skip them. That is how carbs jump.

Instructions

Pro tips

  • Roast cut-side down so the strands steam and pull.
  • Drain the beef. Extra fat pools in the boats.
  • No-sugar tomato paste only. Sweet sauce adds sugar.
  • Do not scrape the squash out of the shell. The boat holds the filling.
  • Broil 1 minute at the end if you want extra-brown spots.

Nutrition

NutrientPer half (1 of 2)
Calories380
Protein32g
Net carbohydrates8g
Total carbohydrates12g
Fiber4g
Total fat22g
Sodium520mg

Estimates with spaghetti squash, beef, no-sugar tomato paste, and mozzarella. Wheat pasta or sweet jarred sauce will raise carbs. This is a high-protein, lower-carb boat, close to keto-zero.

Variations

Chicken

Swap the beef for 12 oz cooked chopped chicken.

Spinach

Fold 1 cup chopped spinach into the beef after you drain it.

Spicy

Add 1/2 tsp chili flake with the paprika.

Microwave squash

Pierce and microwave the whole squash 8 to 10 minutes, then halve and finish in the oven with the filling.

Storage

MethodTimeNotes
Eat nowBestWhile the cheese is blistered
RefrigeratorUp to 3 daysReheat at 350 F until hot
FreezerUp to 1 monthWrap each half. Thaw overnight

FAQ

Yes, close. About 8g net per half with squash instead of pasta. Skip sweet jarred sauce.
The squash was under-roasted or the beef was not drained. Roast until strands pull, then drain the meat.
Pasta adds carbs. Stay with squash so each half stays at about 8g net.
It needed more time or a short broil. Bake until gold and blistered, like the photo.
Loosen the strands but leave them in the shell. The boat holds the filling.
Fridge up to 3 days. Reheat at 350 F. Freeze wrapped halves up to 1 month.

Test your knowledge

5 quick questions about these boats

1. Protein per half?

2. Net carbs per half?

3. How many servings from one squash?

4. Why roast the squash cut-side down first?

5. Why skip wheat pasta and sweet jarred sauce?

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