Homemade onion jam in a jar with bread and cheese spread.

Onion Jam

why make this recipe

Onion jam is a deliciously sweet and savory condiment that can elevate many dishes. It’s perfect for adding flavor to burgers, sandwiches, cheese platters, or even as a snack with crackers. Making your own onion jam is also simple and rewarding, allowing you to control the ingredients and customize the taste to your preference.

how to make Onion Jam

Ingredients:

  • 2 pounds onions, thinly sliced
  • 1 cup sugar
  • 1 cup balsamic vinegar
  • 1 tablespoon olive oil
  • 1 teaspoon salt
  • 1 teaspoon thyme (optional)

Directions:

  1. Heat olive oil in a large saucepan over medium heat.
  2. Add the sliced onions and salt. Sauté until onions soften and start to caramelize, about 20-30 minutes.
  3. Stir in the sugar and balsamic vinegar.
  4. Simmer the mixture on low heat, stirring occasionally, until it thickens to a jam-like consistency, about 30-40 minutes.
  5. If using, stir in thyme during the last 5 minutes of cooking.
  6. Pour the hot jam into sterilized jars and seal.
  7. Cool completely before storing in the refrigerator or processing for long-term storage.

how to serve Onion Jam

You can serve onion jam in many ways. It pairs wonderfully with cheeses, making it a great addition to a cheese board. You can also use it as a spread on sandwiches or burgers for an added layer of flavor. Try it on toast or with roasted meats for a tasty twist.

how to store Onion Jam

Store onion jam in the refrigerator after it has cooled. It can last for several weeks in the fridge. If you want to keep it longer, consider sterilizing your jars and processing them to seal the jam for longer-term storage.

tips to make Onion Jam

  • Make sure to slice the onions evenly to ensure they cook at the same rate.
  • Stir the mixture regularly to prevent it from sticking or burning.
  • Adjust the sweetness by adding more or less sugar, depending on your taste.

variation

You can add other flavors to the jam, such as red pepper flakes for a bit of heat or garlic for extra savory notes. You could even experiment with different types of vinegar, like apple cider vinegar, to change the flavor profile.

FAQs

Q: Can I use other types of onions?
A: Yes, you can use different types of onions. Sweet onions like Vidalia or red onions can give a different flavor to the jam.

Q: How long does onion jam last in the refrigerator?
A: In the refrigerator, onion jam can last about 2 to 3 weeks if stored properly in a sealed jar.

Q: Can I give onion jam as a gift?
A: Absolutely! Onion jam makes a wonderful gift. Just ensure it’s properly sealed and labeled. You can also include serving suggestions for your friends!

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Onion Jam

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A deliciously sweet and savory condiment perfect for burgers, sandwiches, and cheese platters.

  • Author: lunarecipez
  • Prep Time: 10 minutes
  • Cook Time: 70 minutes
  • Total Time: 80 minutes
  • Yield: 4 cups 1x
  • Category: Condiment
  • Method: Stovetop
  • Cuisine: French
  • Diet: Vegetarian

Ingredients

Scale
  • 2 pounds onions, thinly sliced
  • 1 cup sugar
  • 1 cup balsamic vinegar
  • 1 tablespoon olive oil
  • 1 teaspoon salt
  • 1 teaspoon thyme (optional)

Instructions

  1. Heat olive oil in a large saucepan over medium heat.
  2. Add the sliced onions and salt. Sauté until onions soften and start to caramelize, about 20-30 minutes.
  3. Stir in the sugar and balsamic vinegar.
  4. Simmer the mixture on low heat, stirring occasionally, until it thickens to a jam-like consistency, about 30-40 minutes.
  5. If using, stir in thyme during the last 5 minutes of cooking.
  6. Pour the hot jam into sterilized jars and seal.
  7. Cool completely before storing in the refrigerator or processing for long-term storage.

Notes

Slice onions evenly to ensure even cooking. Adjust sweetness to your taste.

Nutrition

  • Serving Size: 2 tablespoons
  • Calories: 60
  • Sugar: 15g
  • Sodium: 200mg
  • Fat: 2g
  • Saturated Fat: 0g
  • Unsaturated Fat: 2g
  • Trans Fat: 0g
  • Carbohydrates: 15g
  • Fiber: 0g
  • Protein: 0g
  • Cholesterol: 0mg

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