Balsamic Onions Recipe
These delicious slow-roasted balsamic onions are caramelized to perfection and burst with flavor for the perfect accompaniment to any dish.
Ingredients
- 2 large peeled red onions cut into thin wedges
- ½ cup balsamic vinegar
- ½ cup olive oil
- 3 tablespoons of sugar
Instructions
- Slice the onions into thinly sliced wedges, or you can slice the onions into rings that are about ¼” to ½” thick.
- Evenly spread out the onions on a sheet tray lined with parchment paper and place them on the middle rack in the oven at 375° for 30 minutes.
- While they are roasting, whisk together the balsamic vinegar, olive oil, and sugar in a medium-sized bowl.
- Baste the onions using a brush every 5 minutes until they are a dark caramelized color.
- Remove the onions once they are done cooking and serve them or store them.
Notes
Make-Ahead: You can make these balsamic onions 2 days ahead of time.
How to Store: Cover and keep them in the refrigerator for 5 to 6 days. You can freeze these covered for up to 3 months. Thaw them in the refrigerator for 1 day or until thawed.
How to Reheat: Add the onions to a sheet tray lined with parchment paper and cover it with foil. Bake in the oven at 350° for 5 to 7 minutes or until warm.
You can also use white, sweet, or yellow onions if all are available.
For even more caramelized onion flavors, feel free to cook these for another 10 to 15 minutes.
Nutrition
Calories: 162kcalCarbohydrates: 10gProtein: 0.4gFat: 14gSaturated Fat: 2gPolyunsaturated Fat: 1gMonounsaturated Fat: 10gSodium: 5mgPotassium: 58mgFiber: 0.5gSugar: 8gVitamin A: 1IUVitamin C: 2mgCalcium: 11mgIron: 0.3mg