
Slow-cooked until they're deep golden, jammy, and almost melt-on-your-tongue sweet, these caramelized onions are one of those kitchen staples that make everything they touch taste better. Managing fructose intake often means steering clear of onions entirely, but the long, slow cooking process here actually breaks down much of the onion's natural sugars into a more digestible form โ making this a clever workaround for a classic flavor builder. Avocado oil keeps things clean and grain-free, with nothing hidden in the ingredient list to second-guess. A splash of balsamic vinegar at the end is optional but adds a gorgeous glossy finish and a subtle tang that rounds out the sweetness beautifully. The key is patience โ low heat, frequent stirring, and scraping up those browned bits is what transforms a pile of raw slices into something deeply savory and rich. Pile them onto burgers, stir them into soups, or serve them alongside roasted meat for an instant upgrade that tastes like it took far more effort than it did.
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Learn more โ6 servings




A serving of up to about 1 tablespoon of balsamic vinegar is low in fructose. This recipe contains only about 1/2 teaspoon per serving, making it likely Low Fructose. If you prefer to always avoid balsamic vinegar, please tap it and change its rating to Red.
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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