Ingredients with Measurements:
- 1 sheet of puff pastry
- 2 tablespoons olive oil
- 2 large onions, thinly sliced
- 1 tablespoon brown sugar
- 1 tablespoon balsamic vinegar
- 1 teaspoon dried thyme
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- 4 ounces Millhouse sheep's cheese, crumbled
- 2 eggs
- 1/2 cup heavy cream
- 1/4 cup milk
Special equipment needed:
- 9-inch tart pan
- Rolling pin
- Pastry brush
Step-by-step instructions:
1. Preheat the oven to 375°F.
2. Roll out the puff pastry on a lightly floured surface and place it into the tart pan. Trim the edges and prick the bottom with a fork.
3. In a large skillet, heat the olive oil over medium heat. Add the onions and cook until they are soft and caramelized, about 20 minutes.
4. Add the brown sugar, balsamic vinegar, thyme, salt, and black pepper to the skillet with the onions. Stir to combine and cook for an additional 5 minutes.
5. Spread the caramelized onions evenly over the bottom of the puff pastry.
6. Sprinkle the crumbled Millhouse sheep's cheese over the onions.
7. In a small bowl, whisk together the eggs, heavy cream, and milk. Pour the mixture over the cheese and onions.
8. Bake the tart for 30-35 minutes, or until the filling is set and the pastry is golden brown.
9. Let the tart cool for 10 minutes before slicing and serving.
Time:
Preparation time: 20 minutes
Cooking time: 55 minutes
Temperature:
375°F
Serving size:
6-8 servings
Nutritional information:
Calories per serving: 315
Fat: 22g
Carbohydrates: 20g
Protein: 9g
Sodium: 360mg
Sugar: 6g
Substitutions for ingredients:
- Puff pastry can be substituted with pie crust or phyllo dough.
- Millhouse sheep's cheese can be substituted with any other type of crumbly cheese, such as feta or goat cheese.
- Heavy cream can be substituted with half-and-half or whole milk.
Variations:
- Add sliced mushrooms to the caramelized onions for an earthy flavor.
- Top the tart with sliced tomatoes before baking for a burst of freshness.
- Add chopped bacon or ham to the filling for a heartier tart.
Tips and tricks:
- Make sure to prick the bottom of the puff pastry with a fork to prevent it from puffing up too much during baking.
- Use a pastry brush to evenly distribute the egg and cream mixture over the cheese and onions.
- Let the tart cool for a few minutes before slicing to prevent the filling from spilling out.
Storage instructions:
Leftover tart can be stored in an airtight container in the refrigerator for up to 3 days.
Reheating instructions:
To reheat the tart, place it in a preheated 350°F oven for 10-15 minutes, or until heated through.
Presentation ideas:
Serve the tart on a platter with a sprinkle of fresh thyme leaves.
Garnishes:
Garnish the tart with a drizzle of balsamic glaze or a sprinkle of chopped fresh parsley.
Pairings:
This tart pairs well with a crisp green salad or a side of roasted vegetables.
Suggested side dishes:
- Roasted Brussels sprouts
- Grilled asparagus
- Sauteed spinach
Troubleshooting advice:
- If the pastry is puffing up too much during baking, prick it with a fork again halfway through baking.
- If the filling is not setting, bake the tart for an additional 5-10 minutes.
Food safety advice:
Make sure to store leftover tart in the refrigerator and consume within 3 days.
Food history:
Tarts have been a popular dish in European cuisine for centuries, with savory tarts like this one being a staple in French cuisine.
Flavor profiles:
This tart has a savory and slightly sweet flavor from the caramelized onions, with a tangy and creamy flavor from the Millhouse sheep's cheese.
Serving suggestions:
Serve this tart as a main dish for a light lunch or dinner, or as an appetizer for a party or gathering.
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