Description
This caramelized onion burger topping is deeply golden, sweet, and savory. A simple stovetop method transforms any burger into a standout.
Ingredients
- 3 large yellow onions thinly sliced
- 2 tablespoons olive oil
- 1 tablespoon unsalted butter
- 1 teaspoon kosher salt
- 2 to 4 tablespoons water as needed
Instructions
- Heat a wide skillet over medium heat and add olive oil and butter until melted.
- Add sliced onions and salt and stir to coat evenly.
- Cook for 10 minutes, stirring every 1 to 2 minutes, until onions are softened and translucent.
- Reduce heat to medium low and spread onions into an even layer.
- Cook 30 to 40 minutes, stirring every 3 to 5 minutes, until onions are deep golden and very soft.
- Add water one tablespoon at a time if onions begin sticking, scraping the pan to deglaze.
- Continue cooking until onions are jammy and evenly caramelized.
- Taste and adjust salt if needed, then remove from heat.
Notes
- This topping adds rich sweetness and depth to burgers, sandwiches, and melts.
- Patience is key for proper caramelization.
- Prep Time: 10 minutes
- Cook Time: 45 minutes
- Category: Topping
- Method: Stovetop
- Cuisine: American