Balsamic Caramelized Onions (Freezer Recipe)

Rich, deeply golden, and wonderfully sweet, these Balsamic Caramelized Onions are a simple way to elevate everyday meals. Slowly cooked until perfectly tender, the onions develop an incredible depth of flavor that is enhanced by a splash of balsamic vinegar and a touch of fresh thyme. Keeping a batch in your freezer means you’ll always have a gourmet ingredient ready to transform ordinary dishes into something special.

Caramelized onions are one of the most versatile staples you can prepare ahead of time. Their naturally sweet, savory flavor pairs beautifully with burgers, steaks, grilled chicken, sandwiches, pizzas, pasta dishes, soups, omelets, and roasted vegetables. They also make an elegant addition to charcuterie boards and cheese platters.

Although they take a little time to prepare, the cooking process is mostly hands-off. As the onions slowly caramelize, their natural sugars develop into a rich, complex flavor that’s impossible to achieve with shortcuts. Freezing them in meal-sized portions makes it easy to enjoy homemade caramelized onions whenever you need them.

Whether you’re meal prepping for busy weeknights or simply making the most of an abundant onion harvest, this freezer-friendly recipe is a kitchen essential. A few spoonfuls of these flavorful onions can instantly add richness and depth to countless recipes.

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Servings: About 4 cups

Prep Time: 15 minutes

Cook Time: About 1 hour

Total Time: About 1 hour 15 minutes

Ingredients :

  • 4 pounds yellow onions, thinly sliced
  • 3 tablespoons olive oil
  • 2 tablespoons butter
  • 1 teaspoon salt
  • 1 tablespoon brown sugar (optional)
  • ¼ cup balsamic vinegar
  • 1 teaspoon fresh thyme leaves (optional)
  • ½ teaspoon black pepper

Instructions:

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