Easy Keto marinara sauce is simple to make with no sugar or sweetener added. Gluten-free, low carb, made with everyday ingredients and tastes like traditional Italian marinara sauce.
In about 30 minutes, you can make homemade, savory, and delicious Italian marinara sauce that is low in carbs.
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Make this marinara sauce in advance and store it in a covered glass jar in the fridge to have on hand for Italian keto recipes.
There are just so many uses for this easy keto marinara sauce.
Use keto marinara sauce in
- Keto Lasagna
- Low Carb Spaghetti (serve over low-carb veggie noodles, Shirataki noodles, or hearts of palm noodles)
- Dip for Keto Snacks: Keto Air Fryer Mozzarella Sticks, Keto Air Fryer Stuffed Meatballs, or Pizza Chips & Dip.
- Keto Spinach Manicotti
- Keto Air Fryer Chicken Parmesan
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Ingredients
- 3 tablespoons Olive Oil
- ½ medium-sized Yellow Onion, finely chopped
- 3 cloves Garlic, peeled and minced
- 1 28-oz can of Crushed Tomatoes
- 1 ½ teaspoon Italian Seasoning
- ½ teaspoon Dried Italian Parsley
- ½ teaspoon Sea Salt
- ½ teaspoon Black Pepper
- ½ teaspoon Garlic Powder
- ¼ teaspoon Red Chili Flakes *optional
- 1 ½ tablespoon Fresh Basil, torn
See the printable recipe card for more details.
Instructions
Heat the olive oil in a stock pot or dutch oven over medium-high heat. Add the chopped onion and minced garlic and saute for 4 minutes or until the onion is translucent and the garlic is fragrant.
Add the crushed tomatoes, Italian seasoning, salt, pepper, optional red pepper flakes, and chopped fresh basil. Heat over medium-high heat and stir until combined and just starting to bubble.
Reduce heat to low, cover, and simmer the marinara sauce for 25 minutes. Add more salt and black pepper to taste if desired.
Serve immediately, or let the sauce completely cool and store the sauce in covered glass jars in the refrigerator.
Hint: If storing in a sealed glass jar, let the sauce cool completely before pouring it into the jars. Heat can make the glass crack.
Substitutions
- Dried Italian Parsley- You can replace the dried parsley with chopped fresh Italian Flat Leaf Parsley.
Variations
- Meat Sauce - Add ½ lb browned and drained ground beef or ground Italian sausage to the sauce before simmering for a meat sauce.
📖 Printable Recipe Card
Easy Keto Marinara Sauce
Ingredients
- 3 tablespoons Olive Oil
- ½ medium-sized Yellow Onion finely chopped
- 3 cloves Garlic peeled and minced
- 1 28- oz can Crushed Tomatoes
- 1 ½ teaspoon Italian Seasoning
- ½ teaspoon Dried Italian Parsley
- ½ teaspoon Sea Salt
- ½ teaspoon Black Pepper
- ½ teaspoon Garlic Powder
- ¼ teaspoon Red Chili Flakes *optional
- 1 to 1 ½ tablespoon Fresh Basil torn
Instructions
- Heat the olive oil in a large stock pot or dutch oven over medium-high heat. Add the chopped onion and minced garlic and saute for 4 minutes or until the onion is translucent and the garlic is fragrant.
- Add the crushed tomatoes, Italian seasoning, salt, pepper, optional red pepper flakes, and chopped fresh basil. Heat over medium-high heat and stir until combined and just starting to bubble.
- Reduce heat to low, cover, and simmer the marinara sauce for 25 minutes.
- Add more salt and black pepper to taste if desired.
- Serve immediately, or let the sauce completely cool and store the sauce in a covered glass jar in the refrigerator.
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Notes
Nutrition
Equipment
Dutch Oven or large deep pan.
Storage
Store in a glass jar with a lid in the refrigerator for 4-6 days and can be frozen in a freezer-safe container for up to 3 months.
Jennifer says
So versatile, so many recipes to use this in!!! I made a double batch and want to freeze the leftovers -- do you recommend freezing in the glass jars . . or a freezer-weight plastic container or bag?
Stacey says
Freeze in freezer bags, not glass jars.
ChihYu says
Love this delicious sauce! So easy to make, doesn't have the additives that store-bought sauces have and is so good on everything!
nancy says
i really enjoy this easy homemade marinara sauce with no sugar unlike store bought. this is perfect for my simple pasta nights