Caramelized Onions in Oven

Get ready to transform basic onions into a rich, golden-brown treat with this easy kitchen hack for caramelizing onions in the oven. This guide will show you the simpler, hands-off way to make sweet, savory, deeply flavorful caramelized onions - the oven! Plus, I'll answer all your burning questions, like how long to cook onions in the oven and what temperature works best for perfect results.
Ingredients
- 4 large Yellow Onions (– thickly sliced (SEE NOTES))
- 4 cloves Garlic (– smashed & peeled)
- 4 fresh Thyme Sprigs
- 1-2 TBS Light Brown Sugar ((SEE NOTES))
- 5 TBS Olive Oil
- to taste Kosher Salt & Ground Black Pepper
- 1 tsp Worcestershire Sauce (- optional)
- 1 TBS Balsamic Vinegar (- optional)
Instructions
- 1
Preheat the Oven: Arrange the oven rack to the center position and then preheat the oven to 375 degrees F.
- 2
Season and Flavor the Onions: Season the Raw Onions: Place onions, garlic and thyme on a large, rimmed sheet pan. Sprinkle with brown sugar, drizzle with 5 tablespoons of oil and season generously with salt and pepper. Toss everything together until evenly coated.
- 3
Caramelize the Onions in the Oven: Cover and Caramelize the Onions in the Oven: Cover the pan with aluminum foil and then place the onions into the preheated oven. Roast for 25 minutes, tossing once halfway through cooking. Remove the aluminum foil and discard it. Return the onions to the oven and continue to bake - tossing the onions 2 or 3 times during cooking - for an additional 25-35 minutes, or until the onions are soft, caramelized, and golden in color.(Note: If you prefer a darker color, switch the oven to broil and broil for 5 minutes - watch the onions carefully as they can easily burn!)
- 4
Flavor the Onions - Optional: Flavor the Caramelized Onions: Remove the onions from the oven and place the pan on a wire rack. Remove and discard the thyme sprigs (SEE NOTES). Drizzle the top of the onions with Worcestershire sauce and/or Balsamic vinegar, if using. Then use two forks or spoons and toss to combine.
- 5
Serve Caramelized Onions: Serve Oven Caramelized Onions: Taste the onions and adjust for seasoning with salt and pepper. Serve immediately and enjoy!
Cook it from the original
This recipe comes from nospoonnecessary.com. Their page has the author’s own photos, notes and tips — the best place to cook it from.
Open the recipe on nospoonnecessary.com