Caramelized Onion and Gruyere Dip Recipe
Caramelized Onion and Gruyere Dip is the ultimate crowd-pleasing appetizer. Sweet, golden onions are slowly caramelized to perfection and then blended with a creamy base of cream cheese, sour cream, and nutty Gruyere. Baked until hot and bubbly, this dip is perfect for parties, holidays, or game day spreads.Simple to make, easy to prep ahead, and endlessly delicious, this dip is guaranteed to become your go-to party recipe.
Ingredients
- 2 tablespoons butter or olive oil
- 2 large yellow onions thinly sliced
- 1 teaspoon salt divided
- 1 clove garlic minced
- 8 oz cream cheese softened
- 1 cup sour cream or mayonnaise
- 2 cups Gruyere cheese shredded (reserve ½ cup for topping)
- ¼ cup Parmesan cheese grated (optional, for topping)
- ½ teaspoon black pepper
- 1 teaspoon fresh thyme plus more for garnish
Instructions
Caramelize the onions:
- Heat butter in a large skillet over medium-low heat.
- Add sliced onions and ½ teaspoon salt. Cook slowly, stirring occasionally, for 30–35 minutes until golden brown and jammy.
- Add garlic and cook for 1–2 minutes. Remove from heat and let cool slightly.
Prepare the dip base:
- In a mixing bowl, combine softened cream cheese, sour cream, and 1½ cups of Gruyere. Stir until smooth.
Mix in onions and seasonings:
- Fold in the caramelized onions, thyme, remaining ½ teaspoon salt, and black pepper.
Assemble the dip:
- Transfer the mixture into a greased baking dish.
- Sprinkle with reserved Gruyere and Parmesan (if using).
Bake the dip:
- Preheat oven to 375°F (190°C).
- Bake for 20–25 minutes, until hot and bubbly with a golden top.
Serve:
- Garnish with fresh thyme or parsley.
- Serve warm with bread, crackers, chips, or vegetables.