This enticing roasted onion mayonnaise recipe is perfect for adding a burst of flavor to any sandwich or burger. The caramelized onions add a rich and smoky taste, while the homemade mayonnaise brings a creamy and tangy touch. This easy-to-make condiment will become your go-to sauce for elevating any dish.
Ingredients
- 1 large onion
- 2 tablespoons olive oil
- 1 cup mayonnaise
- 1 tablespoon Dijon mustard
- 1 tablespoon lemon juice
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
Directions
- Preheat the oven to 400°F (200°C).
- Slice the onion into 1/4-inch thick rounds.
- Place the onion slices on a baking sheet and drizzle with olive oil. Use your hands to toss and coat the onion slices evenly.
- Roast in the preheated oven for 20-25 minutes, or until the onions are caramelized and golden brown. Remove from the oven and let cool.
- In a mixing bowl, combine the roasted onions, mayonnaise, Dijon mustard, lemon juice, salt, and black pepper. Mix well until all the ingredients are incorporated.
- Transfer the mixture into a jar or airtight container and refrigerate for at least 1 hour to allow the flavors to meld together.
- Serve the roasted onion mayonnaise as a dip, spread, or condiment for sandwiches, burgers, or fries. Enjoy!
Interesting Facts
Roasting the onions brings out their natural sweetness and adds a depth of flavor to the mayonnaise.
Homemade mayonnaise gives this recipe a fresh and vibrant taste compared to store-bought alternatives.
The tanginess of Dijon mustard and lemon juice complements the sweetness of the caramelized onions perfectly.
This roasted onion mayonnaise can be stored in the refrigerator for up to one week.
You can customize this recipe by adding herbs or spices like garlic powder or paprika for an extra kick of flavor.