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Caramelized Red Onions

Caramelized Red Onions, also known as Caramelized Tropea Onions, are a tasty recipe perfect for bringing to the table as an appetizer or side dish during Christmas lunches and dinners but also for many other occasions.
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Caramelized Red Onions
  • Difficulty Easy
  • Prep 10 minutes
  • Cook 2 hours
  • Servings 6 people

Elevate your dining experience with our delectable Caramelized Red Onions – a delightful blend of sweet and sour that promises a flavorful journey for your palate. This versatile dish not only stands out as an appetizer but also beautifully complements meat and fish entrees, enhancing their flavors to irresistible heights. While it’s a treat all year round, it especially shines during the festive Christmas season.

For those who adore the harmonious dance of sweet and savory, this Caramelized Red Onions recipe is bound to be a favorite. Our rendition showcases the delicate, slightly sweet nature of Red Onions (especially the famed Tropea Onions), balanced with the deep notes of Cane Sugar, Honey, Balsamic Vinegar, and a hint of Red Wine.

Red Onions are gentler and sweeter compared to their white counterparts, and when paired with the other ingredients in this recipe, the result is a vibrant, flavorful medley. Serve it as a side to boiled meats, baked main courses, or even as a tantalizing topping on crispy bread croutons. For that perfect caramelized texture and tenderness, patience is key. Slow, prolonged cooking ensures that the onions reach their peak of perfection.

Elevate your burger game with this delicious Caramelized Red Onions topping. The sweet and savory combination of red onions slowly cooked to perfection is a game-changer for any burger enthusiast. Their melt-in-the-mouth texture and deep flavor make for an unforgettable burger experience, be it for a classic beef patty, chicken, or even a veggie burger. Let’s delve into the recipe to make this burger-enhancing topping!

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Copy Ingredients


  1. To prepare Caramelized Red Onions start by cleaning the onions, slice them and put them in a pan. Add a little water, brown sugar, a pinch of salt and honey.

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  2. Mix everything well and put the pan on the stove, cover with a lid and cook over medium heat for a few minutes. When the onions begin to soften, add the wine, balsamic vinegar, stir well and lower the heat. Let it heart for 2 hours, adding a little’water from time to time as needed.

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  3. Once they are well tender and caramelized the Caramelized Red Onions are ready to be served and enjoyed.

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In case you do not have brown sugar, you can replace it with the same amount of granulated sugar.


For perfect Caramelized Red Onions we recommend a long, slow cooking, paying attention to add a little water from time to time. This recipe can make a great gift to give at Christmas: use nice jar in which to package them and you’re done!


You can store the Caramelized Tropea Onions inside an airtight container in the refrigerator for up to ten days.