This fermented pineapple jalapeno hot sauce is a wonderful spin on the traditional hot sauce. It is sweet, spicy and savory. The recipe is pretty straightforward and a great way to learn about fermentation. This sauce can be enjoyed with chips, tacos, burritos, rice dishes, grilled meats, or any time you want to add a sweet and spicy kick to your meal.

Also, try my Fermented Mango Habanero Hot Sauce and Passion Fruit Hot Sauce.

A jar of hot sauce on a wooden board.

A Note on Fermented Hot Sauce

This recipe includes a fermentation step where the chili peppers (and other ingredients) are submerged in saltwater brine to ferment for a few days before being processed into hot sauce.

A collage image showing 3 mason jars of peppers and fruits fermenting as well as the final hot sauces in squeeze bottles.

This recipe is based on my standard Fermented Hot Sauce recipe, with some modifications for the added pineapple. If you are interested in learning more about fermentation and its benefits, I encourage you to check out my Lacto-Fermentation primer. Also, check out my 11 Beginner Fermentation Recipes.

You can also find more spicy Fermentation Recipes like my Sambal Oelek (Indonesian Chile Paste) and Shattah (Middle Eastern Chile Paste).

Ingredients

This jalapeno pineapple sauce recipe is pretty straightforward and uses standard pantry and fridge ingredients. I recommend choosing the freshest possible produce, and organic is always best when fermenting.

Pineapple jalapeno hot sauce recipe ingredients with individual labels on a board.
  • Fruit: This recipe uses fresh, sweet pineapple. I don’t recommend using canned pineapple here. If you want to try another fruit, you can use another tropical fruit like mango or even passion fruit. Make sure to also try my Fermented Mango Habanero Hot Sauce and Passion Fruit Hot Sauce.
  • Peppers: Jalapenos are my go-to. They are available all year. You can also use serrano peppers or a combination of green bell peppers and green chiles. Also try my Avocado Salsa which features jalapenos.
  • Seasonings: Ground cumin and ground coriander round out the flavor of this sauce. You can use more or less, or none at all.
  • Acid: I like adding both lime juice and white wine vinegar to this recipe once the fermentation step is complete. They help round out the flavor and preserve the freshness and color of the sauce.

See the recipe card for full information on ingredients and quantities.

How to Make Fermented Pineapple Jalapeno Hot Sauce

Hot sauce recipe steps showing the making of the brine and the packing of the jar.

1. Make Brine. In a measuring cup, combine the water and kosher salt, pickling salt, or sea salt. Wisk to combine. The salt should be completely dissolved (Image 1).
2. Pack jar. Add the garlic and the white onion to the bottom of a mason jar. Carefully pack the fresh pineapple and jalapeno peppers into the jar, pressing down firmly as you fill it (Image 2).
3. Weigh down. Apply fermenting weight, if using (Image 3).

Recipe steps showing the addition of the brine to the jar, applying the fermentation lid and.

4. Add Brine. Pour the salt brine into the mason jar and cover the peppers. Tap the jar a few times to release any air bubbles. Discard any leftover brine (Image 4).
5. Ferment. Apply the fermenting lid (Image 5). Ferment on the counter for 3–5 days (Image 6). The longer you ferment, the tangier the sauce will be. The brine may get cloudy, and that’s completely normal (Image 7).

Recipe steps showing the draining, blending, seasoning and bottling of the pineapple jalapeno hot sauce.

6. Strain. Strain the contents of the mason jar, reserving the brine (Image 8).
7. Blend. Transfer the peppers, pineapple, onion and garlic to a blender and add the lime juice, vinegar, cumin and coriander (Image 9). Blend until smooth (or your desired consistency is reached). You can add a splash of the brine to help loosen the sauce if needed (Image 10).  
8. Bottle. Transfer the sauce to a squeeze bottle or glass jar (Image 11). Refrigerate and use within 2-3 weeks.

Equipment and Supplies

A fermentation lid (also known as an airlock) is not essential, but highly recommended. This is a lid with a valve that allows gasses to escape safely. It fits directly onto your jar. There are several options like the Klemon and Masontops (affiliate links).

You can use a standard lid and unscrew it twice a day to let any built-up air escape and quickly reseal. This option is not ideal as it can allow oxygen back in.

Glass fermentation weights (affiliate link). These are versatile and help keep the peppers submerged in the brine.

A small bowl of pineapple jalapeno hot sauce with a bottle on a wooden board.

Expert Tips

  • Wear gloves! Handling hot chile peppers and then touching your face or other part of your body is asking for trouble! When preparing the hot peppers, use latex or nitrile gloves to protect yourself. Especially important if making any of my hot recipes like Fermented Jalapenos.
  • Use glass jars only during the fermentation process. Avoid using any plastic or metal containers as those may react with the acid in this recipe. Glass mason jars are ideal in my opinion.
  • Keep it clean. Sterilize your jars and utensils before using them to prevent unwanted bacterial growth. You can sterilize jars and tools by washing them in hot soapy water and then boiling them for 5 minutes.
  • Safety first. Make sure to refrigerate your final product in the fridge. Don’t leave it out on the counter.
  • When you make your own homemade hot sauce, it will separate in the fridge. This means that the solids will sink and the liquids will rise to the top of the bottle or jar. This isn’t a big deal, you can just shake the sauce before using it to reincorporate everything. You can use a small amount of xanthan gum in the blending process to help keep the sauce homogeneous. For a homemade hot sauce recipe, I wouldn’t bother adding stabilizers.
  • A cloudy brine in fermentation is common and usually not a cause for concern. It could be due to yeast or microbial activity, or simply starches and proteins from the breaking down of the fruits and vegetables. Always trust your senses; if something looks or smells off, it’s best to err on the side of caution and discard the ferment. When in doubt, throw it out.

Recipe FAQs

Can I make this Fermented Pineapple Jalapeno Hot Sauce recipe without the fermentation step?

Yes, but it won’t have the same depth of flavor. Simply blend the pineapple, jalapenos, onion, garlic, spices, vinegar and lime juice. You will need to season the sauce with salt and may need to add water to reach your desired consistency.

How should you store Fermented Pineapple Jalapeno Hot Sauce?

During the fermentation process, store the jar at room temperature on a counter away from direct sunlight. Once the sauce is finished and blended, it must be stored in the fridge.

How long will Fermented Pineapple Jalapeno Hot Sauce last in the fridge?

As this recipe includes fruit, I would recommend using the sauce within 2-3 weeks.

Can this Fermented Pineapple Jalapeno Hot Sauce be frozen?

I do not recommend freezing this sauce. It will change the flavor and consistency. However, if you made a large batch, you can freeze it in small deli containers. Use it within 6 months.

If you make this Fermented Pineapple Jalapeno Hot Sauce or any other fermentation recipe on Urban Farm and Kitchen, please take a moment to rate the recipe and leave a comment below. It’s such a help to others who want to try the recipe.

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5 from 3 votes

Fermented Pineapple Jalapeno Hot Sauce

This fermented pineapple jalapeno hot sauce is a wonderful spin on the traditional hot sauce. It is sweet, spicy and savory. The recipe is pretty straightforward and a great way to learn about fermentation. This sauce can be enjoyed with tacos, burritos, rice dishes, grilled meats, chips or anytime you want to add a sweet and spicy kick to your meal.
Servings: 20 Servings
A jar of hot sauce on a wooden board.
Prep Time: 20 minutes
Ferment Time: 3 days
Total Time: 3 days 20 minutes
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Equipment

Ingredients 

Brine

  • 2 cups Unchlorinated water – Bottled, spring or filtered water is fine (473ml)
  • 1 tbsp Kosher salt, sea salt or pickling salt 17 grams

Fermentation Ingredients

  • 2-3 Garlic cloves
  • ½ White onion
  • 1 cup Fresh pineapple – Chopped into chunks
  • 4-5 Fresh jalapeno peppers – Chopped into chunks

Seasoning (after fermentation)

  • 2 tbsp White vinegar
  • 1 tbsp Lime juice
  • ½ tsp Ground cumin
  • ½ tsp Ground coriander

Instructions 

  • Make Brine. In a measuring cup, combine the water and kosher salt, pickling salt, or sea salt. Wisk to combine. The salt should be completely dissolved.
  • Pack jar. Add the garlic and the white onion half to the bottom of a mason jar. Carefully pack the fresh pineapple and jalapeno peppers into the jar, pressing down firmly as you fill it.
  • Weigh down. Apply fermenting weight, if using. See Note.
  • Add Brine. Pour the salt brine into the mason jar and cover the peppers. Tap the jar a few times to release any air bubbles. Discard any leftover brine.
  • Ferment. Apply the fermenting lid. Ferment on the counter for 3–5 days. The longer you ferment, the tangier the sauce will be. The brine may get cloudy, and that’s completely normal.
  • Strain. Strain the contents of the mason jar, reserving the brine.
  • Blend. Transfer the peppers, pineapple, onion and garlic to a blender and add the lime juice, vinegar, cumin and coriander. Blend until smooth (or your desired consistency is reached). You can add a splash of the brine to help loosen the sauce if needed.
  • Bottle. Transfer the sauce to a squeeze bottle or glass jar. Refrigerate and use within 2-3 weeks.

Notes

Refer to the post above for step-by-step recipe photos.
Ingredient notes:
  • Fruit: This recipe uses fresh, sweet pineapple. I don’t recommend using canned pineapple here.
  • Peppers: Jalapenos are my go-to. They are available all year. You can also use serrano peppers or a combination of green bell peppers and green chiles.
  • Seasonings: Ground cumin and ground coriander round out the flavor of this sauce. You can use more or less, or none at all.
  • Acid: I like adding both lime juice and white wine vinegar to this recipe once the fermentation step is complete. It helps round out the flavor and preserve the color and freshness of the sauce.
No Fermentation Equipment? No problem! Simply use a standard mason jar lid, but make sure to “burp” the jar daily to release any built-up gasses. 
Other Tips:
  • Wear gloves! Handling hot peppers and then touching your face or other part of your body is asking for trouble! When preparing the hot peppers, use latex or nitrile gloves to protect yourself.
  • Keep it clean. Sterilize your jars and utensils before using them to prevent unwanted bacterial growth. You can sterilize jars and tools by washing them in hot soapy water and then boiling them for 5 minutes.
  • Safety first. Make sure to refrigerate your final finished hot sauce in the fridge. Don’t leave it out on the counter after you fermented and blended it.
 
Make sure to also try my Fermented Mango Habanero Hot Sauce and Passion Fruit Hot Sauce.

Nutrition

Calories: 7kcal, Carbohydrates: 2g, Protein: 0.1g, Fat: 0.04g, Saturated Fat: 0.01g, Polyunsaturated Fat: 0.01g, Monounsaturated Fat: 0.02g, Sodium: 350mg, Potassium: 24mg, Fiber: 0.3g, Sugar: 1g, Vitamin A: 36IU, Vitamin C: 8mg, Calcium: 5mg, Iron: 0.1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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3 Comments

  1. Nick Palmer says:

    5 stars
    I tried both this and the habanero with mango recipe, we had a glut of jalapeños in the garden so used the red ones in place of habaneros ( didn’t grow these this year but will next year!)….it was still pretty hot.
    Had quite a bit of both let over so froze in ice cube trays and have been using in ‘curry’ soups/sauces. The mango with coconut milk, fish stock, lemongrass and pawns made a fantastic fusion soup.

  2. Alex says:

    5 stars
    So good. Everyone in the family raved. I was able to freeze half for later.

    1. Luay Ghafari says:

      So glad you liked it!