Caramelized Onion Tart

Use store bought puff pastry for this easy tart
puff pastry

This easy caramelized onion tart makes for a great appetizer. Also, be sure check out the Quick Eats Video page to see how easy this recipe is in action!

6
Servings
109
Calories Per Serving
Deliver Ingredients

Ingredients

  • 1 sheet premade puff pastry
  • 2 yellow onions, sliced
  • 1/2 Tablespoon butter
  • 3/4 Cups Gruyere cheese
  • fresh thyme
  • freshly cracked black pepper
  • balsamic vinegar

Directions

In a pan over medium-low heat, melt butter and add the sliced onions. Cook onions, stirring occasionally until colored a deep caramelized brown.

Preheat oven to 400 degrees.

Line a sheet tray with parchment and lay out puff pastry. Add onions and evenly spread them out making sure to reach the far corners.

Sprinkle of cheese, fresh thyme, a crack of ground pepper, and finish with a drizzle of balsamic vinegar.

Bake in oven for 40 minutes or until puffed and golden.

Nutritional Facts

Total Fat
8g
11%
Saturated Fat
5g
21%
Cholesterol
28mg
9%
Carbohydrate, by difference
1g
1%
Protein
8g
17%
Vitamin A, RAE
68µg
10%
Vitamin K (phylloquinone)
1µg
1%
Calcium, Ca
253mg
25%
Choline, total
4mg
1%
Folate, total
3µg
1%
Magnesium, Mg
9mg
3%
Phosphorus, P
151mg
22%
Selenium, Se
4µg
7%
Sodium, Na
184mg
12%
Water
8g
0%
Zinc, Zn
1mg
13%