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Two glass mason jars with fermented giardiniera

Crunchy Fermented Giardiniera

Sally ProsserSally Prosser
A probiotic-rich Italian pickle with crisp vegetables, perfect for sandwiches, cheeseboards, or snacking. Fermented naturally with salt and time!
Prep Time 20 minutes
Cook Time 0 minutes
Fermentation Time 7 days
Total Time 7 days 20 minutes
Course Appetizer, Condiment, Side Dish
Cuisine Italian
Servings 16 (½-cup servings)
Calories 30 kcal

Equipment

  • 2 Quart-sized jars Glass mason jars (wide-mouth recommended for easy packing).
  • 2 Fermentation lids Airlock lids, Fido jars with rubber gaskets, or clean breathable cloths.
  • 2 Fermentation weights Two small glass jars, sterilized rocks, or sealed plastic bags filled with brine.
  • 1 Large mixing bowl For massaging vegetables.
  • 1 Measuring spoons For accurate salt measurement.

Ingredients
  

  • 3 cups Cauliflower florets Bite-sized pieces (about ½ small head).
  • 2 Sweet peppers Thinly sliced (use red, yellow, or orange bell peppers).
  • 2 Carrots Peeled and julienned or thinly sliced.
  • 2 Celery stalks Chopped into ½-inch pieces.
  • 1 Medium onion Thinly sliced.
  • 3 Garlic cloves Peeled and halved.
  • 2 Bay leaves Fresh or dried.
  • 2 Thyme sprigs Or 1 tsp dried thyme.
  • 3 Hot peppers Optional (e.g., jalapeños), diced.
  • 2 tbsp Non-iodized salt Pickling salt, sea salt, or kosher salt.
  • 3 cups Chlorine-free water Filtered or tap water left uncovered for 24 hours to dechlorinate.

Instructions
 

Prep the Vegetables

  • Wash all vegetables thoroughly. Pat dry.
  • Cut cauliflower into florets, slice peppers, carrots, celery, and onion uniformly (¼–½ inch thick).
  • In a large bowl, combine vegetables, garlic, bay leaves, thyme, and salt. Use clean hands to massage the mixture for 3–4 minutes until vegetables soften and release moisture.

Pack the Jars

  • Divide the vegetable mixture evenly between the two jars, pressing down firmly with a spoon or your fingers. Ensure herbs are layered throughout.
  • Pour filtered water into each jar until vegetables are fully submerged (leave 1–2 inches of headspace). Add extra brine (1 tbsp salt + 1 cup water) if needed.
  • Place a fermentation weight on top to keep vegetables underwater.

Ferment

  • Cover jars with fermentation lids or a cloth secured with a rubber band.
  • Store in a cool, dark place (60–75°F) for 3–7 days. Check daily:
    Day 2–3 : Tiny bubbles will form (fermentation starts!).
    Skim off any white foam (harmless) or discard if mold appears (fuzzy/colored).
    Taste after 3 days. If tangy and crisp, it’s ready! Ferment longer for stronger flavor.

Store

  • Short-term : Refrigerate and consume within 1 month.
    Long-term : Transfer to a cool basement/closet (50–60°F) for up to 6 months. Use sanitized jars and airtight seals.

Notes

  1. Salt Matters : Avoid iodized salt - it inhibits fermentation.
  2. Water Quality : Chlorine kills good bacteria. Use filtered or dechlorinated water.
  3. Stay Crunchy : Keep veggies submerged! Use a cabbage leaf under the weight if needed.
  4. Temperature Control : Cooler temps = slower fermentation (better crunch). Warmer = faster tang.
  5. Safety First : Discard if you see mold, sliminess, or smell rotten eggs.
  6. Serving Tip : Drain brine before serving; save it for salad dressings!
  7. Variations : Add radishes, green beans, or zucchini for extra color/flavor.
  8. Spiciness: Adjust how spicy it is by adding more or less chili flakes or using different peppers like jalapeños or serranos.
  9. Fridge: After fermenting, put the giardiniera in the fridge to slow it down and make it last longer. It will still ferment a little, even in the fridge.
Keyword Fermented, Gluten-Free, Keto, Pickled Vegetables, Probiotic Foods, Vegan, Vegan probiotic recipe