Cheesy Spaghetti Squash Casserole

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This Cheesy Spaghetti Squash Casserole is a creamy vegetable dish that can be served as a side or a main.

The warming spaghetti squash dish is made with fresh tomatoes, green onions, black beans, jalapeño, garlic, spices and two types of cheese and baked until hot and bubbly.

If you are cooking with spaghetti squash for the first time, you should know that the tender spaghetti-like strands are low in carbs, have a mild flavour and are often used to replace regular pasta.

This vegetarian. casserole dish is a great way to enjoy spaghetti squash without all the fuss. 

overview of cheesy spaghetti squash casserole in a skillet

gluten free holiday side

This cheesy spaghetti squash casserole is the perfect gluten-free holiday side dish! It’s creamy and cheesy and can be made ahead of time for stress-free entertaining.

best ways to cook spaghetti squash

There are several ways to cook spaghetti squash but some methods are better than others. Here are a few of the best ways to cook this delicious and healthy vegetable:

1. Roasting: The most popular way to cook spaghetti squash is by roasting the squash. Preheat your oven to 375 degrees Fahrenheit. Cut the squash in half lengthwise and scoop out the seeds. Rub the flesh with olive oil and place it face-down on a baking sheet. Bake for 30-40 minutes or until the flesh is tender when pierced with a fork.

2. Steaming: If you don’t want to turn on your oven, you can steam the spaghetti squash instead. Cut it in half lengthwise and scoop out the seeds. Place it in a steamer basket over boiling water and cover it with a lid. Steam for 15-20 minutes or until the flesh is tender when pierced with a fork.

3. Microwaving: This is the quickest and easiest way to cook spaghetti squash, but it does require a little more water than other methods. Cut the squash in half lengthwise and scoop out the seeds. Place it in a microwave-safe dish with 1/2 cup of water and cover it with a lid or plastic wrap. Microwave on high for 8-10 minutes or until the flesh is tender when pierced with a fork

Is the squash nutritious?

Yes, spaghetti squash is a very nutritious vegetable. It is a good source of fiber and vitamins A, C, and B6. It also contains potassium and magnesium.

whole spaghetti squash in a bowl

What does spaghetti squash look like?

Butternut squash typically has deep orange or yellow flesh and thick, inedible skin. It is shaped like an elongated bell, with a large seed cavity at one end. When cooked, butternut squash is sweet and moist.

What does spaghetti squash taste like?

There are many different types of squash, but spaghetti squash is one of the most popular. So, what does it taste like?

Some say spaghetti squash tastes like a cross between an apple and a cucumber. Others say it has a slightly sweet flavor with a hint of nuttiness.

Whatever your opinion on its taste, there’s no denying that spaghetti squash is a healthy and delicious option for a quick and easy meal. 

Plus, it’s incredibly versatile and can be used in place of pasta or almost any dish like salads, soups, stews and stir-fries.

Is it low-carb?

If you’re looking for a delicious, low-carb casserole, this cheesy spaghetti squash casserole is a great option! Spaghetti squash is naturally gluten free and considered low in carbs. Only about 5 1/2 net carbs per one cup of cubed squash.

spaghetti squash casserole in a cast iron skillet

serve as a hearty main dish

This vegetarian cheesy spaghetti squash casserole makes a great main dish for cooler weather because it is warming and satisfying.

The protein-packed black beans, fresh tomatoes, green onions, and plenty of cheese sauce will satisfy even big appetites. Serve as a side or as a main with a salad, rice or gluten-free garlic bread.

cheese and spaghetti squash

The squash and cheese casserole is a delicious, easy-to-make meal that the whole family will love. This casserole is primarily made with spaghetti squash and cheese and can be made ahead of time and refrigerated or frozen for later.

Why are squash casseroles popular?

There are a few reasons why squash casseroles are so popular. One reason is that they are usually packed with many flavorful ingredients, like cheese, herbs, and spices. 

Another reason is that they can be made ahead of time and reheated, making them perfect for busy weeknights or entertaining. 

And lastly, who doesn’t love a good cheesy casserole? This squash casserole hits all the right notes – it’s comforting, flavorful, and easy to make.

mix-ins to spaghetti squash

You can add many great mix-ins to spaghetti squash to make a delicious casserole. Here are a few ideas:

-Sauteed mushrooms

-Caramelized onions

-Roasted garlic

-Spinach or other greens

-Sun-dried tomatoes

-Crumbled sausage or ground beef

-Pesto

-Alfredo sauce

-Marinara sauce

-Any variety of cheese

Why should we include squash in our diet?

If you’re looking for a delicious and healthy way to enjoy spaghetti squash, this casserole is it! It’s made with simple ingredients, and it’s all baked together in one dish.

This easy and healthy vegetarian spaghetti squash casserole is low-carb, gluten free, and full of flavor! It’s an excellent dish for those following a gluten free diet and adding nutrients to our meals.

This casserole is also great for meal prep. You can make it ahead of time and then reheat it for an easy weeknight meal.

Serve as a side or as a main with a salad, rice or gluten-free garlic bread.

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Ingredients

  • 1 medium ( 2 - 3 lb.) spaghetti squash
  • 3/4 cup cream
  • 1/2 cup cream cheese, softened
  • 2 garlic cloves, minced or grated
  • 1 tsp. GF ground cumin
  • 1/2 tsp. GF chili powder
  • 1 jalapeno pepper, sliced
  • 1 large tomato, chopped
  • 1 cup sliced green onions
  • 2 cups grated cheddar cheese, divided
  • 1 can black beans, drain and rinse well
  • 1/4 chopped fresh parsley
  • Himalayan salt and GF ground black pepper to taste
  • Optional toppings; sliced green onions, avocado, chopped parsley, chopped cilantro.
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    Instructions

  • To prepare the squash; Cut the squash from stem to end and scoop out the seeds. Place the squash halves cut-side-down onto a rimmed baking sheet lined with parchment paper. Bake at 375 F until fork tender, but still a little firm, about 35 - 45 minutes. Remove from oven and let rest until cool enough to handle. Using a fork, scrape out the spaghetti like strands
  • For the casserole; Using a large oven-proof skillet heat the cream with cream cheese over medium heat until the cheese has melted. Add garlic, cumin, chili powder, jalapeno and tomatoes and simmer for 1 minute
  • Add green onions, 1 1/2 cups cheddar cheese, black beans, parsley, spaghetti squash, and season with salt and pepper. Mix to combine. Top with remaining 1/2 cup of cheese
  • Place the skillet in the oven and bake at 375 F for 15 - 20 minutes until the cheese is bubbling. Rest for 10 minutes before serving. If desired, add your favourite toppings
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