Buttery, flaky tart shells filled with creamy goat cheese and sweet golden caramelized onions, finished with a sprig of fresh thyme—these Caramelized Onion and Goat Cheese Tartlets are the perfect savory bite for holiday gatherings or cozy winter nights. Their elegant presentation and delightful flavor make them a standout appetizer that will impress your guests.
Why You’ll Love This Recipe
- Easy to Make: With simple ingredients and straightforward steps, these tartlets come together quickly, making them great for both novice and experienced cooks.
- Flavorful Combination: The rich, caramelized onions paired with creamy goat cheese create a delicious balance of sweet and savory in every bite.
- Versatile Serving Option: Perfect for various occasions, from holiday parties to casual get-togethers, these tartlets are sure to be a hit at any gathering.
- Make-Ahead Friendly: You can prepare the components in advance and assemble them just before baking, saving time on the day of your event.
- Beautiful Presentation: These mini tartlets not only taste fantastic but also look stunning on any serving platter, adding elegance to your table.
Tools and Preparation
Before you dive into making your Caramelized Onion and Goat Cheese Tartlets, gather the necessary tools. Having everything ready will streamline your cooking process.
Essential Tools and Equipment
- Mini tart pans
- Large skillet
- Mixing bowls
- Whisk
- Baking sheet
Importance of Each Tool
- Mini tart pans: These help shape the pastry into perfect little tart shells that hold all the delicious filling.
- Large skillet: Ideal for caramelizing onions evenly over low heat, ensuring they develop rich flavor without burning.
- Whisk: Essential for blending the egg mixture smoothly, which helps achieve a creamy texture in the filling.

Ingredients
For the Tart Shells
- 1 sheet shortcrust pastry (or 8 mini tart shells)
For the Filling
- 2 large onions, thinly sliced
- 1 tbsp olive oil
- 1 tbsp butter
- 1 tsp sugar
- 5 oz goat cheese, softened
- 2 large eggs
- 1/2 cup heavy cream
- Salt and black pepper to taste
- Fresh thyme, for garnish
How to Make Caramelized Onion and Goat Cheese Tartlets
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C) so it’s ready when you’re prepared to bake your tartlets.
Step 2: Prepare the Tart Shells
If using a sheet of pastry:
1. Cut it into rounds suitable for mini tart pans.
2. Press each round into greased mini tart pans.
3. Prick the bottoms with a fork.
4. Blind bake for 10 minutes until lightly golden. Set aside.
Step 3: Caramelize the Onions
In a large skillet:
1. Heat olive oil and butter over medium-low heat.
2. Add sliced onions along with sugar.
3. Cook slowly for 20–25 minutes, stirring occasionally until deeply golden and caramelized.
4. Remove from heat once done.
Step 4: Mix the Filling
In a mixing bowl:
1. Whisk together eggs, heavy cream, salt, and black pepper until well combined.
Step 5: Assemble the Tartlets
- Distribute caramelized onions evenly among each tart shell.
- Crumble softened goat cheese on top of the onions in each shell.
- Pour the egg mixture carefully into each tart shell until filled.
Step 6: Bake
Place the assembled tartlets on a baking sheet:
1. Bake for 20–25 minutes or until set and lightly golden on top.
Step 7: Garnish and Serve
Once baked:
1. Garnish with fresh thyme sprigs.
2. Serve warm to enjoy their full flavor!
How to Serve Caramelized Onion and Goat Cheese Tartlets
Caramelized Onion and Goat Cheese Tartlets are delightful appetizers that can be enjoyed in various ways. Whether you’re hosting a dinner party or enjoying a cozy night in, these tartlets can be paired with complementary flavors to enhance your dining experience.
Pairing with Fresh Salads
- Mixed Greens Salad: A light salad with arugula, spinach, and a lemon vinaigrette adds brightness to the rich tartlets.
- Beet and Feta Salad: The earthiness of beets and the tang of feta contrast nicely with the creamy goat cheese in the tartlets.
Serving with Dips
- Hummus: Creamy hummus provides a nice balance and is perfect for dipping alongside the tartlets.
- Tzatziki Sauce: The refreshing yogurt and cucumber dip complements the savory flavors of the onion and cheese.
Accompanying Drinks
- Sparkling Water with Lemon: A refreshing choice that cleanses the palate between bites.
- Herbal Tea: A warm cup of herbal tea can enhance the flavors without overpowering them.
How to Perfect Caramelized Onion and Goat Cheese Tartlets
To achieve the best results when making Caramelized Onion and Goat Cheese Tartlets, consider these helpful tips:
- Bold Cooking Technique: Cook onions slowly over low heat to develop their natural sweetness and achieve a deep caramel color.
- Fresh Ingredients Matter: Use high-quality goat cheese for a creamier texture and richer flavor in your tartlets.
- Chill Your Pastry: If using shortcrust pastry, keep it chilled before baking to ensure a flaky texture.
- Season Generously: Don’t forget to season each layer; adjust salt and pepper according to your taste for maximum flavor.
- Keep an Eye on Baking Time: Watch for a golden top as an indicator that your tartlets are done; they should be set but not overcooked.
Best Side Dishes for Caramelized Onion and Goat Cheese Tartlets
To round out your meal, consider pairing these decadent tartlets with some delicious side dishes. Here are some great options:
- Roasted Vegetables: A mix of seasonal veggies roasted until tender enhances both flavor and nutrition.
- Quinoa Salad: A fluffy quinoa salad mixed with herbs adds a nutty complement to the creamy tartlets.
- Garlic Breadsticks: Crunchy breadsticks brushed with garlic butter provide an excellent contrast in texture.
- Stuffed Bell Peppers: Colorful bell peppers filled with rice or grains make a hearty side that pairs well.
- Caprese Skewers: Fresh mozzarella, basil, and cherry tomatoes skewered together offer a fresh burst of flavor.
- Couscous Pilaf: Fluffy couscous mixed with nuts and dried fruits adds sweetness that balances the savory tartlet filling.
Common Mistakes to Avoid
Making Caramelized Onion and Goat Cheese Tartlets can be simple, but there are a few common mistakes to watch out for.
- Skipping the blind baking step: Blind baking helps the tart shells maintain their shape and prevents them from becoming soggy. Always pre-bake your pastry before adding the filling.
- Rushing the caramelization process: Caramelizing onions takes time. Cooking them too quickly may result in burnt edges rather than sweet, golden onions. Be patient and cook them over medium-low heat for 20-25 minutes.
- Not seasoning enough: The flavor of your tartlets can be significantly enhanced with adequate seasoning. Taste your mixture and adjust salt and pepper as needed before baking.
- Using cold ingredients: Cold eggs and cream can affect the texture of your filling. Make sure to bring these ingredients to room temperature before mixing for a smoother consistency.
- Overfilling the tart shells: Filling the shells too much can lead to overflow during baking. Fill each shell just below the top edge for best results.

Storage & Reheating Instructions
Refrigerator Storage
- Store tartlets in an airtight container in the fridge.
- They will keep well for up to 3 days.
Freezing Caramelized Onion and Goat Cheese Tartlets
- Wrap individual tartlets tightly in plastic wrap or aluminum foil.
- Freeze for up to 2 months for best quality.
Reheating Caramelized Onion and Goat Cheese Tartlets
- Oven: Preheat to 350°F (175°C) and bake for about 10-15 minutes until heated through.
- Microwave: Heat on medium power for 1-2 minutes, checking frequently to avoid sogginess.
- Stovetop: Place in a skillet over low heat, covering with a lid until warmed through.
Frequently Asked Questions
Here are some common questions about making Caramelized Onion and Goat Cheese Tartlets.
Can I use different cheese?
Yes! You can substitute goat cheese with feta or ricotta cheese for a different flavor profile.
How long do these tartlets take to prepare?
The total time is approximately 1 hour and 5 minutes, including prep and cooking time.
Can I make these tartlets ahead of time?
Absolutely! You can prepare the tart shells and filling in advance, then assemble and bake them when ready to serve.
What can I serve with Caramelized Onion and Goat Cheese Tartlets?
These tartlets pair well with fresh salads or a light soup, making them great appetizers or main course items.
Final Thoughts
These Caramelized Onion and Goat Cheese Tartlets are both elegant and delicious, perfect for any occasion. Their versatility allows you to customize fillings based on your taste preferences. Try experimenting with different herbs or cheeses to create your own twist on this delightful recipe!
Caramelized Onion and Goat Cheese Tartlets
- Prep Time: 30 minutes
- Cook Time: 30 minutes
- Total Time: 1 hour
- Yield: Makes approximately 8 tartlets 1x
- Category: Appetizer
- Method: Baking
- Cuisine: French
Description
Indulge in the delightful experience of Caramelized Onion and Goat Cheese Tartlets, a perfect blend of buttery, flaky pastry filled with sweet caramelized onions and rich goat cheese. These elegant mini tarts are great for any gathering, from festive holiday parties to intimate dinners. Their beautiful presentation and harmonious balance of flavors will impress your guests while being easy enough for cooks of all skill levels to prepare. With the convenience of make-ahead options, you can enjoy more time mingling with loved ones and less time in the kitchen.
Ingredients
- 1 sheet shortcrust pastry (or 8 mini tart shells)
- 2 large onions, thinly sliced
- 1 tbsp olive oil
- 1 tbsp butter
- 1 tsp sugar
- 5 oz goat cheese, softened
- 2 large eggs
- 1/2 cup heavy cream
- Salt and black pepper to taste
- Fresh thyme, for garnish
Instructions
- Preheat your oven to 375°F (190°C).
- Prepare the tart shells by cutting shortcrust pastry into rounds, pressing them into greased mini tart pans, pricking the bottoms with a fork, and blind baking for 10 minutes.
- In a large skillet, heat olive oil and butter over medium-low heat. Add sliced onions and sugar, cooking slowly until caramelized (20–25 minutes).
- Whisk together eggs, heavy cream, salt, and pepper until smooth.
- Assemble each tartlet by placing caramelized onions in the shell, crumbling goat cheese on top, and pouring in the egg mixture.
- Bake for 20–25 minutes or until set and golden.
- Garnish with fresh thyme before serving warm.
Nutrition
- Serving Size: 1 tartlet (50g)
- Calories: 175
- Sugar: 3g
- Sodium: 210mg
- Fat: 12g
- Saturated Fat: 5g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 13g
- Fiber: 1g
- Protein: 5g
- Cholesterol: 40mg