Easy Homemade Keto Spaghetti Sauce Recipe

What’s the key to any nice Italian dish? The tomato sauce! This Keto Spaghetti Sauce recipe is straightforward however completely loaded with taste.

keto spaghetti sauce in a skillet on a cutting board

It’s the right addition to keto-fied recipes like pasta and lasagna, and it received’t require any fancy elements in any respect. Plus, it’s the right made-from-scratch staple that’s positive to impress dinner visitors.

What You’ll Need

This recipe is low on elements and even decrease on gear. You’re positive to have every part you want in your kitchen already.

Here’s what you’ll need to seize:

  • A pot or giant frying pan
  • A picket spoon
  • A measuring cup

That’s it! Feel free to seize some snazzy-looking jars for storage should you’re planning on making an extra-large batch to retailer for later. Nothing says home made like a ball jar, proper?

How to Make Keto Spaghetti Sauce

Pour a glass of your favourite pink wine and seize the basil – it’s time to cook dinner this scrumptious Keto Spaghetti Sauce recipe!

1. Cook the Onions

Add the chopped onion, garlic and oil to your pan. Cook over medium warmth, stirring often till the onions flip translucent.

2. Add the Tomatoes

Add within the herbs, water and all the canned tomatoes. Stir to mix, ensuring the herbs are blended by.

Three. Simmer

Leave to simmer over medium warmth for 10-15 minutes. You’ll know when it’s prepared as a result of the tomato sauce will thicken. You can simmer for longer over a decrease warmth for a richer taste, however that is completely non-compulsory.

four. Season and Serve

Remove from warmth and add salt and pepper to style. Serve immediately over your favourite low-carb pasta, similar to zucchini noodles or our well-known Keto Pasta.

completed pasta next to sauces

Common Questions

This recipe is tremendous easy, however you may nonetheless have a number of burning questions in your thoughts. Lucky for you, we’re right here to reply them!

Can You Eat Spaghetti Sauce on Keto?

Yes. And no. Well, it relies upon.

Can you eat our Keto Spaghetti Sauce? Yes! This recipe is tremendous low-carb and created for individuals on a keto food regimen.

So what about store-bought spaghetti sauce? That’s the place issues get just a little difficult.

Unfortunately, many packaged sauces are loaded with added sugar. This means numerous further carbs, which makes them not-so-suitable for a keto food regimen.

Yes, there are low-carb sauces that don’t have added sugar. But whereas these are nice in a pinch, they will typically be costly and laborious to search out. Even categorical transport received’t prevent from tonight’s dinner conundrum!

If you do go for a store-bought pasta sauce, be sure to verify the vitamin info to see what number of carbs it’ll add to your meal.

We could be just a little biased, however we predict home made pasta sauce is means higher than something you could find in a jar.

Aren’t Tomatoes Too High in Net Carbs for Keto?

Tomatoes are a fruit, which implies they’re just a little increased in carbs than most low-carb greens. But that doesn’t imply you need to keep away from them on a keto food regimen.

Tomatoes can positively be loved in small quantities with out blowing your day by day carb funds. This recipe makes use of only one can of tomatoes over two to 3 servings, which is hardly something to fret about.

Not to say tomatoes are loaded with well being advantages! They even include potassium, an electrolyte that’s tremendous vital to remain on high of should you observe a keto food regimen.

In different phrases, tomatoes are positively a keto-friendly vegetable. We use them on a regular basis in our Italian dishes. And in our opinion, a keto food regimen with out tomatoes simply isn’t price it!

Which Spaghetti Sauce Has the Least Carbs?

Again, we could be biased – however our recipe is our go-to for a low-carb tomato sauce with minimal internet carbs!

If you’re in search of a premade low-carb pasta sauce, we suggest Rao’s or Yo Mama’s manufacturers.

four pieces of chicken parmesan on parchment paper

Can I Use Fresh Tomatoes?

Sure. We want utilizing canned tomatoes to save lots of on prep time, however you’ll be able to completely chop up your individual tomatoes and use these as a substitute.

This additionally means you’ll be able to hand-pick your individual aromatic, on-the-vine tomatoes from the shop for optimum taste. 

Just be sure to have the correct amount of tomatoes for this recipe – that ought to be round 14.5oz.

Can I Sweeten My Spaghetti Sauce?

If you’re used to having tomato sauce with numerous added sugar, you might discover this one just a little missing within the candy division. 

Feel free so as to add just a little keto-friendly sweetener whereas cooking, similar to erythritol. A few tablespoons ought to be all you want.

Over time, your tastebuds will probably alter to much less sugar and, in flip, sweetness. This means you’ll be capable to get pleasure from meals with out added sweetener, in addition to style the pure sweetness in loads of elements – just like the tomatoes in your low-carb spaghetti sauce!

Feel free to steadily dial again the sweetener till you don’t want any in any respect. There’s no must go chilly turkey on the sweetness immediately – you’ll get there ultimately.

How Should I Serve My Low-Carb Spaghetti Sauce?

This pasta sauce can be utilized in any Italian recipe that requires marinara sauce. See our associated recipes part beneath.

Low-Carb Bases

If you need to maintain issues easy, serve immediately over your favourite low-carb base. Here are a few of our suggestions:

  • Spaghetti squash
  • Shirataki or “miracle” noodles
  • Zoodles
  • Keto Pasta
  • Hearts of palm noodles

This sauce additionally goes nice over floor beef, meatballs or perhaps a seafood medley. Spaghetti and clams, anybody?

Feel free so as to add in some further low-carb greens, too. Our favorites are eggplant, mushrooms and spinach.

Low-Carb Toppings

Of course, you’ll be able to’t neglect the toppings. These are additionally an effective way to extend the fats content material on your keto food regimen – in addition to the flavour!

Here are a few of our suggestions:

  • Freshly-shaved parmesan
  • Grated tasty cheese
  • A dollop of bitter cream
  • Fresh basil

Spaghetti sauce, floor beef and spaghetti squash noodles topped with recent basil? Now that’s what we name a simple meal.

Extra Add-Ins

If you actually need to elevate your sauce, you’ll be able to strive utilizing some key elements historically present in Italian marinara sauce.

These embrace:

  • Capers
  • Anchovies
  • A splash of wine

Keep in thoughts that anchovies and even capers will make your dish just a little saltier, so that you may need to pull again on the added salt when seasoning.

keto spaghetti sauce on a wooden spoon

What’s the Difference Between Spaghetti Sauce and Marinara Sauce?

Marinara sauce is a plain tomato-based sauce made with tomatoes, herbs and seasonings. Spaghetti sauce refers to a marinara sauce that incorporates added meat and greens – just like the onion on this sauce recipe.

Afraid of consuming onion on a keto food regimen due to the carbs? Don’t be! Yes, onions are just a little increased in internet carbs. But our recipes maintain the onion low so that you don’t must stress over the added carbs.

Onions are additionally a wealthy supply of many vitamins, similar to antioxidants and gut-healthy prebiotic fiber. Think of it as a tasty means so as to add just a little well being increase to any Italian dish.

Can I Use Dried Herbs?

We suggest utilizing recent herbs if doable. This provides you with the very best taste. Nothing beats the style of recent basil

Not to say you’ll really feel such as you’re actually cooking from scratch.

However, you should utilize dried herbs should you actually need to. Dried herbs are sometimes far more reasonably priced than recent herbs, and there’s much less likelihood of any unused bits going to waste at the back of your fridge.

Or, perhaps that is the excuse you’ve been needing to start out your individual herb backyard! Did you realize you’ll be able to simply develop a pot of basil on a sunny kitchen windowsill?

Is This Spaghetti Sauce Vegan/Vegetarian?

Yes! Our straightforward Keto Spaghetti Sauce is completely plant-based, which makes it appropriate for a vegan or vegetarian food regimen.

It doesn’t include any further meat or dairy, so you’ll be able to serve it over your favourite low-carb greens or meat substitute.

How to Store Your Keto Spaghetti Sauce

This recipe makes sufficient to serve two to 3, so be happy to make further to save lots of for later.

Store in a tightly sealed container or jar and refrigerate as soon as cooled. This sauce ought to maintain for a stable two weeks due to the acidity of the tomatoes.

You know the way lasagna tastes higher the subsequent day? The similar goes for this straightforward Keto Spaghetti Sauce. That’s most likely as a result of the herbs and greens have longer to “marinate”, bringing out the strongest doable taste.

All the extra motive to make just a little further for later!

You also can freeze the sauce for later use. Portion out into smaller jars so that you received’t must defrost one massive batch afterward.

When freezing liquids, it’s tremendous vital to go away sufficient area on the high of the container or jar – not less than an inch. This is as a result of liquids increase when frozen, which may trigger the container to interrupt. No one desires shards of glass of their spaghetti sauce!

Your Keto Spaghetti Sauce ought to last as long as six months frozen.

More Keto Recipes Like This

The wonderful thing about this recipe is it may be utilized in so many alternative dishes. Check out a few of our greatest Italian keto recipes and put that sauce to good use:

If you like keto Italian recipes as a lot as we do, be sure to take a look at our total library right here.


This scrumptious Keto Spaghetti Sauce recipe proves that your favourite dishes positively aren’t off the menu for a keto food regimen!

It’s additionally an excellent recipe for making your very personal sauce from scratch, with minimal effort and time. Let’s be sincere – store-bought, low-sugar options will be costly and laborious to search out. But with this recipe, you’ll be able to get pleasure from your very personal Italian fare utilizing reasonably priced, easy-to-find elements that style even higher than what you’d get out of a jar.

Did you make our Keto Spaghetti Sauce? We’d like to know! Comment down beneath and inform us what you thought, and ensure to tag us in your scrumptious Italian dishes on social media.

the perfect keto spaghetti sauce for your low carb pasta night
keto spaghetti sauce on a wooden spoon

Keto Spaghetti Sauce Recipe | Sugar Free

The easier the sauce the higher. Let the standard elements shine on this keto spaghetti sauce recipe.


  • Add olive oil to a saucepan over medium warmth. Once heated, add onion and garlic and cook dinner till translucent, Three-5 minutes.

  • Add canned tomatoes, water and herbs.

  • Simmer over medium warmth for 10-15 minutes, or till the sauce has thickened. Season with salt and pepper to style.

  • Serve heat over keto pasta of zucchini noodles.

  • Store in a mason jar within the fridge for five days.


If you favor your keto spaghetti sauce to be smoother you should utilize a blender to mix the sauce till clean and uniform.

Nutrition Facts

Keto Spaghetti Sauce Recipe | Sugar Free

Amount Per Serving (1 serving)

Calories 52
Calories from Fat 45

% Daily Value*

Fat 5geight%

Saturated Fat 1g5%

Polyunsaturated Fat 1g

Monounsaturated Fat 3g

Sodium 3mgzero%

Potassium 40mg1%

Carbohydrates 2g1%

Fiber 1gfour%

Sugar 1g1%

Protein 1g2%

Vitamin A 79IU2%

Vitamin C 3mgfour%

Calcium 12mg1%

Iron 1mg6%

* Percent Daily Values are based mostly on a 2000 calorie food regimen.

Source hyperlink keto food regimen

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