Caramelized Onions Recipe with Thyme and Rosemary

Caramelized Onions

Caramelized Onions Recipe with Thyme and Rosemary
Preparation time: 10 minutes | Cooking time: 20 minutes | Servings: 6


Caramelized Onions
Caramelized Onions

Caramelized onions are a delicious and versatile addition to many dishes, adding a sweet and savory flavor. They can be used in sandwiches, salads, pasta dishes, and more.


Caramelized onions have been around for centuries, with the process of slowly cooking onions until they become golden brown and sweet being a popular cooking technique in many cultures.


How to prepare

  1. Halve and slice the onions.
  2. Coat the skillet with cooking spray.
  3. Cook the onions in oil over medium heat for 20 minutes, stirring occasionally.
  4. Stir in the thyme, rosemary, salt, and pepper.


  • Add a splash of balsamic vinegar for a tangy twist.
  • Mix in some chopped fresh herbs like parsley or thyme for added flavor.

Cooking Tips & Tricks

Be patient when caramelizing onions, as the slow cooking process is key to developing their sweet flavor.

- Use a heavy-bottomed skillet to prevent burning.

- Add a pinch of sugar to help speed up the caramelization process.

Serving Suggestions

Caramelized onions can be served on top of burgers, mixed into pasta dishes, or used as a topping for pizza.

Cooking Techniques

Slowly cooking the onions over low heat is key to achieving perfectly caramelized onions.

Ingredient Substitutions

Use red onions or shallots for a different flavor profile.

- Substitute butter for olive oil for a richer taste.

Make Ahead Tips

Caramelized onions can be made ahead of time and stored in the refrigerator for up to a week.

Presentation Ideas

Serve caramelized onions in a small dish as a side dish or garnish for main courses.

Pairing Recommendations

Caramelized onions pair well with grilled meats, roasted vegetables, and creamy cheeses.

Storage and Reheating Instructions

Store leftover caramelized onions in an airtight container in the refrigerator. Reheat in a skillet over low heat until warmed through.

Nutrition Information

Calories per serving

Each serving of caramelized onions contains approximately 60 calories.


Onions are a good source of carbohydrates, with each serving containing approximately 10 grams.


Caramelized onions are low in fat, with each serving containing only about 1 gram of fat.


Onions are not a significant source of protein, with each serving containing less than 1 gram.

Vitamins and minerals

Onions are rich in vitamins C and B6, as well as folate and potassium.


Onions are a common allergen for some individuals.


Caramelized onions are a low-calorie, flavorful addition to many dishes, providing vitamins and minerals while being low in fat.


Caramelized onions are a delicious and versatile ingredient that can elevate many dishes with their sweet and savory flavor. With a few simple ingredients and some patience, you can create a tasty addition to your culinary repertoire.

How did I get this recipe?

The moment I found this recipe is one I won't soon forget. It was a sunny afternoon in the summer of 1965, and I was visiting my dear friend Margaret for one of our weekly coffee dates. As we sat in her cozy kitchen sipping on our steaming cups of coffee, the aroma of something delicious cooking on the stove filled the room.

I asked Margaret what she was making, and she replied with a smile, "Caramelized onions, my dear. Would you like to learn how to make them?" My curiosity piqued, I eagerly agreed.

Margaret had learned the recipe from her own grandmother, who had passed it down through the generations. She explained that caramelized onions were a simple yet versatile dish that could be used in a variety of recipes, adding a rich and sweet flavor to any dish.

As Margaret guided me through the process, I watched in awe as the onions slowly transformed from raw and pungent into golden brown and sweet. The secret, she explained, was patience. Caramelizing onions required low and slow cooking, allowing the natural sugars in the onions to slowly release and caramelize.

I carefully followed Margaret's instructions, stirring the onions occasionally to prevent them from burning. As the onions caramelized, the kitchen filled with a sweet and savory aroma that made my mouth water.

After nearly an hour of cooking, the onions were finally ready. Margaret turned off the heat and transferred them to a bowl, where they glistened with a golden hue. She took a bite and closed her eyes in delight, savoring the rich and sweet flavor.

I couldn't wait to try them myself. I scooped a spoonful of the caramelized onions onto a slice of freshly baked bread and took a bite. The onions melted in my mouth, releasing a burst of sweet and savory flavors that danced on my taste buds.

From that moment on, caramelized onions became a staple in my cooking repertoire. I would make them for family gatherings, dinner parties, and even just for myself on a quiet evening at home. Each time I made them, I would think back to that sunny afternoon in Margaret's kitchen, where I had learned the art of caramelizing onions from a dear friend.

Over the years, I would make small tweaks and adjustments to the recipe, adding my own personal touch to make it uniquely mine. Sometimes I would add a sprinkle of fresh herbs for a pop of flavor, or a splash of balsamic vinegar for a tangy kick.

But no matter how I made them, the magic of caramelized onions always remained the same. They were a comforting and versatile dish that never failed to impress.

As I sit here now, reminiscing about that fateful day in Margaret's kitchen, I am filled with gratitude for the simple yet profound joy that cooking has brought into my life. The memories and traditions that I have passed down through the generations are a testament to the power of food to connect us with our past and create lasting memories for the future.

And so, whenever I make a batch of caramelized onions, I am reminded of the friendship and love that inspired me to learn this recipe. It is a reminder of the simple pleasures in life and the joy that can be found in a humble dish cooked with care and love.

So if you ever find yourself in need of a comforting and delicious side dish, look no further than a batch of caramelized onions. With just a few simple ingredients and a bit of patience, you too can create a dish that will delight your senses and warm your soul.


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