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Savory Caramelized Onion and Gruyere Galette

savory caramelized onion and Gruyere galette | A freshly baked onion tart topped with caramelized onions and sprigs of thyme, resting on parchment paper on a wooden platter.

A Savory Caramelized Onion and Gruyere Galette is a rustic, free-form tart that's both elegant and comforting. With its flaky, buttery crust filled with sweet caramelized onions and nutty Gruyere cheese, this dish is perfect for impressing guests or enjoying a cozy night in. Whether you’re a seasoned cook or a beginner, this recipe breaks down the process step-by-step, making it easy and enjoyable to prepare.

What is a Galette?

A galette is a French pastry characterized by its free-form shape, often filled with sweet or savory ingredients. Unlike traditional tarts, a galette doesn’t require a pie pan, making it simpler to assemble and bake.

Prep Time 25 mins
Cook Time 45 mins
Rest Time 30 mins
Total Time 1 hr 40 mins
Cooking Method:
Cuisine:
Courses: , ,
Difficulty: Beginner
Cooking Temp: 200  C
Servings: 6
Estimated Cost: 12
Calories: 485
Best Season: Suitable throughout the year
Dietary: Vegetarian
Description

This Savory Caramelized Onion and Gruyere Galette is a simple yet elegant dish perfect for any occasion. The flaky, homemade crust envelops a luscious filling of caramelized onions and rich Gruyere cheese, creating a mouthwatering combination of textures and flavors. Easy to prepare and versatile, this galette is ideal for lunch, dinner, or as a standout appetizer at your next gathering.

Ingredients
    For the Dough:
  • 1.5 cups all-purpose flour
  • 1/4 tsp salt
  • 1/2 cup unsalted butter (cold, cubed)
  • 1/4 cup ice water
    • For the Filling:
  • 3 large onions (thinly sliced)
  • 2 tbsp olive oil
  • 1 tbsp unsalted butter
  • 1 tsp sugar
  • 1/2 tsp salt
  • 1/2 tsp thyme leaves (fresh (optional))
  • 1.5 cups Gruyere cheese (shredded)
  • 1 egg (beaten (for egg wash))
Instructions
  1. 1
    Step 1: Prepare the Dough
    • In a mixing bowl, whisk together flour and salt.
    • Cut in cold butter using a pastry cutter or fork until the mixture resembles coarse crumbs.
    • Gradually add ice water, one tablespoon at a time, mixing until the dough just comes together.
    • Form the dough into a disk, wrap it in plastic wrap, and refrigerate for 30 minutes.
  2. 2
    Step 2: Caramelize the Onions
    • Heat olive oil and butter in a skillet over medium heat.
    • Add sliced onions, salt, and sugar. Cook, stirring occasionally, for 25-30 minutes until golden brown and caramelized.
    • Stir in thyme leaves if using. Remove from heat and let cool slightly.
  3. 3
    Step 3: Assemble the Galette
    • Preheat your oven to 400°F (200°C).
    • Roll out the chilled dough on a floured surface into a 12-inch circle.
    • Transfer the dough to a parchment-lined baking sheet.
    • Spread the caramelized onions over the dough, leaving a 2-inch border around the edges.
    • Sprinkle Gruyere cheese evenly over the onions.
  4. 4
    Step 4: Fold and Bake
    • Fold the edges of the dough over the filling, pleating as needed to create a rustic look.
    • Brush the crust with beaten egg for a golden finish.
    • Bake for 40-45 minutes or until the crust is golden brown and crisp.
    • Allow the galette to cool for 5-10 minutes before slicing and serving.

Nutrition Facts

Servings 6

Amount Per Serving
Calories 485.44kcal
% Daily Value *
Total Fat 33.48g52%
Saturated Fat 17.91g90%
Cholesterol 108.71mg37%
Sodium 425.15mg18%
Potassium 185.16mg6%
Total Carbohydrate 31.74g11%
Dietary Fiber 2.12g9%
Sugars 4.12g
Protein 14.96g30%
Vitamin A 246.63 IU
Vitamin C 5.65 mg
Calcium 365.08 mg
Iron 1.83 mg
Vitamin D 0.34 IU
Vitamin E 1.39 IU
Vitamin K 5.5 mcg
Thiamin 0.3 mg
Riboflavin 0.3 mg
Niacin 1.98 mg
Vitamin B6 0.14 mg
Folate 30.64 mcg
Vitamin B12 0.62 mcg
Phosphorus 274.51 mg
Magnesium 27.75 mg
Zinc 1.74 mg

* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

Serving Suggestions

This galette pairs beautifully with a fresh green salad or a bowl of warm soup. It’s equally delightful as a light lunch or a dinner party appetizer.

Keywords: Savory galette recipe, caramelized onion galette, Gruyere cheese tart, rustic tart recipe, vegetarian galette, French galette recipe, easy baking recipe, onion and cheese tart, quick meal idea, buttery crust recipe

Conclusion

The Savory Caramelized Onion and Gruyere Galette is a versatile dish that’s as pleasing to the eye as it is to the palate. With its buttery crust, sweet caramelized onions, and nutty cheese, it’s bound to become a favorite in your recipe repertoire. Whether you’re hosting a gathering or simply indulging in a comforting meal, this galette is a must-try.

Informational Links

How to Master the Art of French Cooking

Guide to French Cheeses

All About Galettes

Read it online: https://tastydishesandhealthy.com/recipe/savory-caramelized-onion-and-gruyere-galette/
A man sitting at a table with a dessert, smiling and holding a spoon, has whipped cream on his upper lip. A vintage poster of a man in the background.
Mac
Food and Lifestyle Blogger

Hi, I'm Samantha, a full-time food blogger, mother of 2 beautiful daughters and a lovely wife. I live in New Jersey with my family. Loves traveling, sharing new recipes, and spending time with my family.