Low Carb Spaghetti Sauce

This Low Carb Spaghetti Sauce recipe is made with minimal ingredients and will soon become a family favorite. Bursting with flavor, this homemade keto spaghetti sauce will rival even the best store bought brands!

Low Carb Spaghetti Sauce Recipe

You'll love this low carb marinara sauce. It works great as a keto pasta sauce, a pizza sauce, and your favorite Italian recipes!

It's a great recipe if you're looking for a homemade sauce that's super versatile!

This keto spaghetti sauce recipe is super easy to make! It doesn't use fresh tomatoes, which would make this recipe take MUCH longer to cook.

This red sauce is a basic recipe that even the most novice cook can succeed at. Spices and fresh herbs are the secret ingredients in this low carb pasta sauce.

Why you'll love this Homemade Keto Spaghetti Sauce

• Quick and Easy Recipe! One pot recipe and uses simple ingredients that you can get at your local grocery store.
• Low in carbs and great for a keto diet. No added sugar, unlike many store bought brands.
• Fresh flavorful ingredients
• 5g net carbs per ¼ cup

Ingredients

• olive oil or avocado oil
• onion
• fresh garlic
• crushed tomatoes
• seasoning: kosher salt or coarse salt, herbes de Provence, oregano, black pepper
• fresh basil

How to make Low Carb Spaghetti Sauce

1. Heat a saucepan over medium high heat. Add the avocado oil, and once the oil is hot add the diced onions. Cook until the onions are translucent. 
2. Next add the garlic. 
3. Once the garlic is fragrant add the crushed tomatoes. Stir. 
4. Bring to a boil and then add the dried seasonings. Stir.
5. Reduce the sauce to a simmer. Cover and cook for 20 minutes, stirring occasionally.
6. Remove from heat. Add in the basil and stir.

What to serve with keto spaghetti sauce

This low carb pasta sauce is so versatile! Serve it with any of the following:

• Easy Air Fryer Keto Meatballs Recipe
• Air Fryer Frozen Brussel Sprouts
• Baked Frozen Turkey Meatballs
• Keto Turkey Meatballs
• Keto noodles such as zoodles, spaghetti squash, or shirataki noodles
• Keto meat sauce (I prefer ground beef and Italian sausage)

How to store

• Store in a mason jar or airtight glass jar for up to 7 days. I even store mine in old Rao's pasta sauce containers.

How to reheat

Place desired amount of sauce into a small sauce pan and warm up on medium low. If serving with meatballs you can add the meatball to the sauce and reheat those as well.

More keto recipes to try

If you loved this easy low carb spaghetti sauce, check out these other delicious recipes.

• Easy Keto Ground Beef Zucchini Casserole
• Keto Chicken Bacon Ranch Casserole
• Easy Keto Crockpot Pork Chops
• Instant Pot Mashed Cauliflower
• Air Fryer Brussel Sprouts

Keto Spaghetti Sauce Recipe

Lara Clevenger, Registered Dietitian

This Keto Spaghetti Sauce recipe is made with minimal ingredients and will soon become a family favorite. Bursting with flavor, this homemade keto marinara sauce will rival even the best store bought brands!

4.97 from 28 votes

Print Recipe Pin Recipe

Prep Time 5 minutes mins

Cook Time 25 minutes mins

Total Time 30 minutes mins

Course Sauce

Cuisine American

Servings 12

Calories 35 kcal

Ingredients

  

1x2x3x

• 1 tablespoon avocado oil
• ⅓ cup onion diced
• 4 cloves garlic minced
• 28 oz crushed tomatoes
• 1 teaspoon salt
• ½ teaspoon herbes de provence
• ¼ teaspoon oregano
• ¼ teaspoon black pepper
• 2 tablespoon fresh basil chopped

Instructions

 

• Heat a saucepan over medium high heat. Add the avocado oil, and once the oil is hot add the diced onions. Cook until the onions are translucent.
• Next add the garlic.
• Once the garlic is fragrant add the crushed tomatoes. Stir.
• Bring to a boil and then add the dried seasonings. Stir.
• Reduce the sauce to a simmer. Cover and cook for 20 minutes, stirring occasionally.
• Remove from heat. Add in the basil and stir.

Notes

• 12, ¼ servings

Nutrition

Calories: 35kcalCarbohydrates: 6gProtein: 1gFat: 1gSaturated Fat: 0.2gPolyunsaturated Fat: 0.2gMonounsaturated Fat: 1gSodium: 282mgPotassium: 207mgFiber: 1gSugar: 3gVitamin A: 163IUVitamin C: 7mgCalcium: 28mgIron: 1mg

Keyword keto pasta sauce, keto spaghetti sauce, low carb marinara sauce

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