Caramelized Onion Gruyère Tartlets

Recipe Introduction

Quick Hook

Ever find yourself craving something fancy but are short on time? These Caramelized Onion & Gruyère Tartlets using Pillsbury puff pastry are just the ticket! Honestly, the sweet onion and nutty cheese combo is dreamy.

Brief Overview

This recipe draws inspo from French onion soup. These are easy to make pastries that feel way more cheffy than they are.

It is a medium difficulty, takes around an hour and makes 6 servings. Think of it as a sophisticated cheese and onion cobbler, but way easier and more impressive.

Main Benefits

The Gruyere cheese tart provides calcium. These tartlets are perfect for a light lunch or party snack. What makes them special? They're a delightful blend of convenience and gourmet flavour.

Caramelized Onion Gruyère Tartlets Recipe Card

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Preparation time:25 Mins

Cooking time:25 Mins

Servings:6 tartlets

Ingredients:

• 2 large yellow onions, thinly sliced (approximately 400g)
• 2 tablespoons olive oil (30ml)
• 1 tablespoon unsalted butter (15g)
• 1 teaspoon granulated sugar (5g)
• 1/2 teaspoon salt (2.5g)
• 1/4 teaspoon black pepper (1.25g)
• 2 tablespoons dry white wine (30ml), optional
• 1 sheet Pillsbury Puff Pastry, thawed (approximately 397g)
• 4 ounces Gruyère cheese, grated (approximately 113g)
• 1 large egg, beaten (for egg wash)
• 1 tablespoon fresh thyme leaves, chopped (approximately 3g), optional
• 1/4 cup balsamic vinegar (60ml)

Instructions:

• Sauté onions in olive oil and butter until softened. Add sugar, salt, and pepper. Cook over low heat, stirring frequently, until deeply golden brown and caramelized. Deglaze with white wine (optional). Cool slightly.
• Unfold thawed pillsbury puff pastry sheet on a lightly floured surface. Cut into 6 equal squares.
• Gently press each puff pastry square into a tartlet tin or muffin tin. Prick the bottom with a fork.
• Sprinkle grated Gruyère cheese into each tartlet shell. Top with caramelized onions.
• Brush the edges of the puff pastry with egg wash. Bake in a preheated oven until golden brown and puffed up.
• Simmer balsamic vinegar in a small saucepan until reduced by half and thickened.
• Drizzle baked tartlets with balsamic glaze (optional) and sprinkle with fresh thyme (optional). Serve warm.

Nutrition Facts

Calories:350

Fat:25g

Fiber:2g

Recipe Info

Category:Appetizer

Cuisine:French

Caramelized Onion Magic

The key to these tartlets is definitely the onions. Trust me, don't rush the caramelization process. It's worth the wait. Did you know that slow cooking onions brings out their natural sugars?

Pillsbury Puff Pastry: Your Secret Weapon

Using Pillsbury puff pastry is a game-changer! Who has time to make pastry from scratch? Not me! It makes this recipe feel doable on a weeknight.

Tartlet Assembly

Don't overfill the tartlets. Trust me. I learned that the hard way once. They get all messy and leak. A sprinkle of cheese, a generous scoop of onions, and you're good to go.

These also make for great puff pastry appetizers .

Balsamic Bliss and Serving Suggestions

That balsamic glaze? It's like a tiny black dress for your tartlets. So elegant. A caramelized onion tart is best served warm.

A crisp glass of white wine is the perfect pairing. I reckon you could try these with a nice Pinot Grigio.

You could even swap out cheeses and make different filled pastry recipes . Or make them with other savory puff pastry recipes .

Why not a dash of red pepper flakes for a hint of heat to spice them up? Yum!

Ingredients & Equipment: Let's Get This Show on the Road!

Alright, mate, so you fancy making these Caramelized Onion & Gruyère Tartlets? Ace choice! Honestly, they look way more impressive than they actually are, thanks to our little friend, Pillsbury puff pastry .

It's the secret weapon for easy to make pastries without slaving away for hours. Think of it like cheating...but in a good way! I love using flaky puff pastry recipes !

Main Ingredients: The Stars of the Show

Right, here's what you'll need. Don't panic, it's mostly stuff you probably already have. And don’t worry, puff pastry appetizers are easier than you might think.

• For the Caramelized Onions (Prep Stage):

  • 2 large yellow onions, thinly sliced ( 400g ) - Go for firm onions, none of those squishy ones!
  • 2 tablespoons olive oil ( 30ml ) - Extra virgin if you're feeling fancy, but any will do.
  • 1 tablespoon unsalted butter ( 15g ) - Adds richness, don't skip it!
  • 1 teaspoon granulated sugar ( 5g ) - Helps the onions caramelize beautifully.
  • 1/2 teaspoon salt ( 2.5g ) - Seasoning is key!
  • 1/4 teaspoon black pepper ( 1.25g ) - Freshly ground is always best.
  • 2 tablespoons dry white wine ( 30ml ) - Optional, but adds a lovely depth of flavor. If you don't have any, a splash of chicken stock works.

• For the Tartlets (Assembly Stage):

  • 1 sheet Pillsbury puff pastry , thawed ( 397g ) - This is the cheat code! Make sure it's cold but pliable, not rock solid. The best puff pastry tart recipes start here
  • 4 ounces Gruyère cheese, grated ( 113g ) - Oh my gosh, Gruyère is amazing! It’s the best cheese for a Gruyere cheese tart ! But if you can't find it, Emmental or even a mature cheddar will do in a pinch.
  • 1 large egg, beaten (for egg wash) - Makes the pastry nice and golden.
  • 1 tablespoon fresh thyme leaves, chopped ( 3g ) - Optional, but adds a lovely herby touch.

• For the Balsamic Glaze (Optional Stage):

  • 1/4 cup balsamic vinegar ( 60ml ) - The fancy pants drizzle.

Seasoning Notes: Spice It Up!

Okay, so the onions are the main flavour, but don't underestimate the power of seasoning. A bit of sugar helps them caramelize, salt balances the sweetness, and pepper adds a little kick.

Thyme goes beautifully with Gruyère and onions. Honestly, I was able to create this Caramelized onion tart with no problems!

Equipment Needed: Keep It Simple

You don't need a load of fancy gadgets for this, thank goodness! I hate recipes that demand a million different tools.

• Large skillet - For caramelizing the onions.
• Baking sheet - To bake the tartlets on.
• Parchment paper - Prevents sticking.
• Pizza cutter or sharp knife - To cut the puff pastry.
• Small saucepan (for glaze, optional) - If you're making the balsamic glaze yourself.
• 6 (4-inch) tartlet tins or muffin tin - To bake the tartlets in. Muffin tins are a good substitute, just saying!

Caramelized Onion & Gruyère Tartlets: Puff Pastry Magic!

Oh my gosh, you guys are gonna love this! We're making Caramelized Onion & Gruyère Tartlets using pillsbury puff pastry .

This is not your average cheese and onion bake. Think fancy French bistro, but made easy. Honestly, if I can do it, anyone can.

I got this idea when I was craving French Onion Soup. I was craving something easy to make pastries. But who has time for all that faff?

Prep Like a Pro: Your Mise en Place Mission

Before you even think about turning on the oven, let's get organised. This is the essential mise en place : Slice 400g of onions thinly.

Grate about 113g Gruyère. Thaw your pillsbury puff pastry . Seriously, don't skip this. It's like having all your ducks in a row.

Plus, it makes the whole process way less stressful. Honestly, I've been known to prep the onions the day before to save even more time.

Time-saving organization tips? Get your ingredients ready the night before so it's ready for a tasty treat with this easy to make pastries.

From Ordinary to Extraordinary: The Step-By-Step

This is where the magic happens! Get your flaky puff pastry recipes ready to cook!

1. Caramelize the Onions : Sauté those sliced onions in 30ml olive oil and 15g butter. Add 5g sugar, 2.5g salt, and 1.25g pepper. Cook low and slow until they are a rich, golden brown . If using, deglaze with 30ml white wine, mmm. Let them cool slightly after, about 15 minutes.
2. Puff Pastry Prep : Unfold that pillsbury puff pastry on a lightly floured surface. Cut it into 6 equal squares.
3. Tartlet Assembly : Gently press each pastry square into a greased tartlet or muffin tin. Prick the bottom with a fork.
4. Filling Time : Sprinkle Gruyère cheese into the shells, then top with those dreamy caramelized onions.
5. Baking Brilliance : Brush the edges with beaten egg for a golden shine . Bake in a preheated oven at 200° C/ 400° F for 20- 25 minutes , until golden brown.
6. Optional Balsamic Swirls : In a separate pan, bring 60ml of balsamic vinegar to simmer. Reduce until thickened to achieve this tasty glaze, this should take about 7 minutes .
7. Final Flourishes : Drizzle with balsamic glaze, sprinkle with fresh thyme (optional), and serve warm.

Pro Tips: Secrets from My Kitchen

Want to take these tartlets to the next level? Listen up! First, patience is absolutely key when caramelizing onions. Don't rush it! You want that deep, sweet flavour.

Second, make sure your pillsbury puff pastry is cold. Trust me, this is important. Cold pastry equals a flaky crust. Hot pastry is just a sticky mess.

Finally, if you are thinking of savoury puff pastry recipes, feel free to make the caramelized onions a day ahead.

Store them in the fridge, and they'll be ready to go when you are. You can add a pinch of red pepper flakes to the caramelized onions for a touch of heat.

A caramelized onion tart is very easy to make.

These Caramelized Onion & Gruyère Tartlets are a winner. The flaky puff pastry , the sweet onions, and the nutty Gruyère? It's a match made in heaven.

Whether you're serving them as puff pastry appetizers at a party or enjoying them for a light lunch, they're guaranteed to impress.

Recipe Notes

Okay, so you're ready to tackle these Caramelized Onion & Gruyère Tartlets? Awesome! Before you dive in, let’s chat about a few things.

I want to make sure these easy puff pastry recipes become a roaring success. This section is all about making your life easier and answering those little "what if" questions.

Serving Suggestions: Get Your Plating On!

Presentation is key, you know? For these babies, think rustic chic. Place a couple of tartlets on a slate board.

Scatter a few extra thyme sprigs around. Drizzle a little more balsamic glaze for that fancy touch. A simple green salad on the side is a winner.

As for drinks, a chilled Pinot Grigio or even a crisp apple cider will do the trick. These are puff pastry appetizers ready to impress!

Storage Tips: Keep 'Em Fresh

Honestly, these are best enjoyed fresh from the oven. But if you have leftovers, no worries! Refrigerate them in an airtight container for up to 3 days .

To reheat, pop them in a 350° F ( 175° C) oven for about 10 minutes , or until warmed through.

I wouldn't recommend freezing them, the pastry might get a bit soggy.

Variations: Let's Get Creative!

Feeling adventurous? Want to adapt the recipe? Go for it! For a vegetarian option, just use a vegetarian Gruyere cheese tart alternative.

Easy peasy! And if you're feeling spicy, throw a pinch of red pepper flakes into those caramelized onion tart filling.

Trust me, it adds a lovely kick. These flaky puff pastry recipes are so versatile.

Nutrition Basics: Goodness in Every Bite

Alright, let's keep it real: these tartlets aren't exactly health food. But they’re not evil either! Each serving has roughly 350 calories.

They're a good source of protein and some healthy fats. The onions actually bring in some good stuff too, antioxidants and things.

Hey, everything in moderation, right?

Alright, you've got all the insider tips. Ready to bake some magic with pillsbury puff pastry ? I reckon you can do it.

Let me know how it goes! I'm always buzzing to hear your take on the recipe. And remember, have fun! It’s just easy to make pastries , after all.