onion confiture recipe
The Best onion confiture recipe
I love how it’s packed with flavor without being heavy. Unlike some sweeter sauces, onion confiture keeps things balanced, letting the natural sweetness of the onions shine. It’s also surprisingly healthy for what it does—packed with antioxidants from the onions and no added sugar if you let it caramelize slowly. Plus, it’s a great way to use up extra onions from the fridge, turning what might otherwise go to waste into something delicious. Whether you’re serving it with a simple grilled steak or just a bowl of oatmeal, it’s a versatile little pantry staple that’s always a hit.

Classic Onion Confiture with Garlic
A rich, caramelized onion sauce perfect for drizzling over roasted vegetables, grilled meats, or serving alongside crusty bread. This recipe balances deep sweetness with subtle garlic flavor for a versatile condiment.
🥘Ingredients
- 4 large yellow onions, thinly sliced
- 2 tbsp olive oil
- 2 cloves garlic, minced
- 1 cup water
- 1 tbsp balsamic vinegar
- 1 tsp sugar
- Salt and black pepper to taste
👨🍳Directions
-
1
Heat olive oil in a large skillet over medium-low heat. Add sliced onions and cook, stirring occasionally, until deeply golden and soft, about 25–30 minutes. -
2
Add minced garlic and cook for 1 minute until fragrant. Pour in water and balsamic vinegar, then stir in sugar. Simmer uncovered for 15–20 minutes, until the mixture reduces to a thick, glossy sauce. -
3
Strain the mixture through a fine-mesh sieve to remove any remaining onion skins or solids. Season with salt and pepper to taste.
🔧Equipment
- Large skillet
- Wooden spoon
- Fine-mesh strainer
📊Nutrition Facts (per serving)
📝Notes
Watch Video Of How Classic Onion Confiture with Garlic Works
❓ Frequently Asked Questions About Onion Confiture with Garlic
1. What is the best way to prepare onions for this confiture?
Slice onions into thin, even rounds (about 1/8-inch thick) to ensure even cooking. Pat dry with a paper towel to remove excess moisture, which can lead to a watery confiture. Caramelizing takes time, so work in batches if needed to avoid overcrowding the pan.
2. Can I use a slow cooker or Instant Pot for this recipe?
This confiture works best in a stovetop pan for precise control over heat and caramelization. A slow cooker may not develop the rich, deep flavor, and an Instant Pot could create steam that dilutes the sweetness. If using a slow cooker, reduce the liquid to a thin syrup before transferring to a pan.
3. How do I know when the confiture is ready?
The confiture is done when it reaches a thick, glossy consistency—about 1.5 to 2 hours on medium-low heat. It should pull away from the pan edges easily and have a deep, rich caramel color. Stir occasionally to prevent sticking.
4. Can I make this confiture ahead of time?
Yes, but store it in an airtight container in the fridge for up to 5 days. Reheat gently over low heat before serving to restore its texture. For longer storage, freeze in portions for up to 3 months. Thaw in the fridge overnight before reheating.
5. What can I use this confiture on besides toast?
Beyond classic toast, try spreading it on grilled chicken, roasted potatoes, or even as a glaze for pork chops. It also pairs well with cold cuts, cheese boards, or as a sweet-savory dip for apples or berries.
