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caramelised onion tart topped with goats cheese and pesto. Served at a picnic
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Caramelised Onion Tart With Goats Cheese

Caramelized balsamic Onion And Goat Cheese Tart will wow your taste buds! The balsamic drenched onions are divine!
Prep Time15 mins
Cook Time25 mins
Total Time40 mins
Course: Appetizer
Cuisine: American
Keyword: caramelized onion tart, caramelized onions, savory tart, tart
Servings: 8
Calories: 325kcal


For the Crust

  • 1 pre-baked tart shell either store bought or homemade

For the onions:

  • 2 TBSP butter
  • 1 TBSP olive oil
  • 2 medium to large sweet red onions
  • 2 TBSP light brown sugar
  • 2 TBSP good quality Balsamic Vinegar

Goat Cheese layer:

  • 8 oz goat cheese I used a log
  • 2 sprigs of fresh thyme
  • salt and pepper to taste
  • 1 egg
  • 6 TBSP milk.


  • Preheat oven to 400 degrees

To caramelize the onions:

  • Thinly slice the onions.
  • Over medium heat melt butter and olive oil together. Once warm, add in onions. Allow to sweat for around 10 mins, getting them to break down and brown.
    start of carmelizing onions
  • Once cooked down, add brown sugar and balsamic vinegar. Continue sautéing until the onions become almost like a jelly or chutney type consistency
    carmalised onions with balsamic vinegar
  • While your onions are breaking down, make the goat cheese mixture by mixing the leaves of thyme, the goat cheese, salt and pepper and egg together.
    goats cheese mixture for an onion tart
  • Slowly add the milk a tablespoon at a time until you reach a creamy consistency.
    Goats cheese filling for an onion tart

To assemble the tart:

  • Layer the balsamic onions on top of the tart shell
    layering caramelised onions onto a tart shell
  • then top with the goat cheese mixture.
    topping onions with a goats cheese mixture for an easy tart
  • Bake for around 25 minutes, or until the top begins to brown. There should be no jiggle left when slightly shaken.
  • Allow to cool on a wire rack. Once cooled, top with pesto and garnish with more thyme
    A basic tart crust is all that is needed for this savory onion tart featuring goat cheese
  • Serve slightly warm or chilled. Can be made a day ahead.


Calories: 325kcal | Carbohydrates: 21g | Protein: 10g | Fat: 21g | Saturated Fat: 10g | Cholesterol: 50mg | Sodium: 246mg | Potassium: 74mg | Fiber: 2g | Sugar: 7g | Vitamin A: 440IU | Vitamin C: 2.5mg | Calcium: 64mg | Iron: 4.1mg