Go Back
+ servings
caramelized onions on a wooden spoon over a pan of onions

Perfect Caramelized Onions - learn the secret!

We have the secret to making the most Perfect Caramelized Onions you will eat! Learn how to caramelize onions our way, and you will never want to make them any other way.
Course Condiment, Side Dish
Cuisine American
Keyword best caramelized onions, caramelized onions, caramelized onions recipe, caramelizing onions, how to caramelize onions, perfect caramelized onions
Prep Time 5 minutes
Cook Time 20 minutes
Total Time 25 minutes
Servings 4
Calories 206kcal
Author Isabel Laessig


  • Skillet


  • 3 sweet onions sliced
  • 2 Tbsp. vermouth or balsamic vinegar
  • 1 Tbsp. sugar
  • 4 Tbsp. butter
  • salt and pepper to taste


  • Melt 4 Tbsp. butter in a skillet over medium high heat.
    melting butter in a skillet to caramelize onions
  • Add 3 sliced sweet onions to the pan and allow them to sit until they begin to brown. Only begin to stir once they start browning.
    adding onions to a skillet to be caramelized
  • Add in 1 Tbsp. sugar and 2 Tbsp. vermouth when the onions are just starting to brown. Stir through and continue to cook for another 3 minutes, then season with salt and pepper to taste.
    partially caramelized onions in the skillet
  • Continue to cook until completely browned and soft.
    caramelized onions after cooking



How to Use Caramelized Onions


Calories: 206kcal | Carbohydrates: 23g | Protein: 2g | Fat: 12g | Saturated Fat: 8g | Cholesterol: 32mg | Sodium: 22mg | Potassium: 295mg | Fiber: 2g | Sugar: 16g | Vitamin A: 369IU | Vitamin C: 12mg | Calcium: 53mg | Iron: 1mg