This caramelized onion dip is rich, creamy, and packed with deep, savory flavor that only slow-cooked onions can bring. As the onions gently cook down, they become soft, golden, and naturally sweet, creating the perfect base for a smooth and indulgent dip.
Blended with cream cheese, sour cream, and mayonnaise, the result is a velvety texture with a balance of tangy and buttery notes in every bite. It’s simple to make but tastes like something you’d serve at a special gathering.
Perfect for parties, game nights, or casual snacking, this dip pairs beautifully with crisps, crackers, or fresh vegetables. Once you try it, it’s likely to become a go-to favorite for any occasion.
Prep time: 5 minutes
Cook time: 25 minutes
Yields: about 1.5 cups
Ingredients:
- 2 yellow onions
- 4 oz cream cheese
- ½ cup sour cream
- ¼ cup mayonnaise
- 3 tbsp unsalted butter
- 1 tbsp chives, sliced
- ¼ tsp salt, or to taste
- ¼ tsp black pepper, or to taste
Instructions:
Start by peeling and thinly slicing your onions.
On medium-high heat melt the butter and add the sliced onions. . Stir occasionally. Lower the heat when they start to brown.
Then cook some more on medium-low heat. This process can take about 20-25 minutes.
In a food processor, add the cream cheese, sour cream, mayonnaise, and season with salt and pepper, and process until smooth.
Once your onions are caramelized, let them cool off for 5 minutes, and then add to the dip in the processor and pulse for just a second to mix the onions in.
Serve with chips
What to Serve with Caramelized Onion Dip
This caramelized onion dip pairs well with a variety of snacks and sides, making it perfect for both casual gatherings and party spreads. Serve it with classic crisps for a simple option, or switch things up with buttery crackers, toasted baguette slices, or crunchy pita chips.
For a lighter option, fresh vegetables like carrot sticks, celery, cucumber, and bell peppers add a refreshing contrast to the rich, creamy dip. It also works beautifully as a spread in sandwiches and wraps, or even as a topping for baked potatoes and burgers.
Ways to Customize This Dip
This dip is easy to adapt depending on your taste preferences. For a richer flavour, try adding shredded cheddar or gruyère cheese. Roasted garlic can be mixed in for extra depth, while a splash of balsamic vinegar adds a subtle tang that balances the sweetness of the onions.
If you prefer a bit of heat, stir in chilli flakes or a dash of hot sauce. Fresh herbs like parsley or green onions can be used instead of chives for a slightly different finish. For a lighter version, Greek yogurt can replace some or all of the sour cream without sacrificing creaminess.
Tips for the Best Caramelized Onion Dip
Take your time when cooking the onions, as slow caramelization brings out their natural sweetness and deep flavour. Avoid cooking on high heat, as this can cause the onions to burn rather than soften and caramelize.
Allow the onions to cool slightly before mixing them into the dip to keep the texture smooth. For the best flavour, let the dip chill in the fridge for at least 30 minutes before serving. This helps all the ingredients blend together beautifully.
Storage and Make Ahead
Store any leftovers in an airtight container in the refrigerator for up to 3 to 4 days. This dip is a great make-ahead option, as the flavour continues to develop over time.
Freezing is not recommended, as it can affect the texture and make the dip watery once thawed.
Frequently Asked Questions
Can I make this without a food processor?
Yes, simply mix everything by hand for a slightly chunkier texture.
What type of onions work best?
Yellow onions are ideal for their balanced sweetness and flavour, but sweet onions can be used for a milder taste.
Can I make this ahead of time?
Yes, this dip actually tastes even better after a few hours in the fridge, making it perfect for preparing in advance.
