
Sweet, jammy caramelized onions are one of those kitchen staples that make almost everything taste more luxurious, and this version keeps things beautifully simple. Avocado oil does the heavy lifting here, giving the onions a rich, neutral base that lets their natural sugars shine as they slowly transform into something deeply golden and glossy. The low-and-slow method is the real secret โ patience and occasional stirring coax out that signature jammy texture without any shortcuts or added sugars. A splash of balsamic vinegar at the end is optional but highly recommended, adding a subtle tang that rounds out the sweetness and makes the whole thing feel almost restaurant-worthy. Since the ingredient list is so clean โ just onions, oil, salt, and that optional vinegar โ there's zero guesswork about hidden animal-derived additives or unwanted extras sneaking in. Pile these onto grain-free flatbreads, stir them into soups, or spoon them over grilled chicken and vegetables for an instant flavor upgrade. Once you have a batch in the fridge, you'll find yourself reaching for them constantly.
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Learn more โ6 servings




Heat the avocado oil in a large (12-inch) skillet over medium heat until shimmering.
Add the sliced onions and salt, then stir to coat evenly in the oil. Cook, stirring every 3โ4 minutes, until the onions have wilted and released most of their moisture, about 10 minutes.
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