Ingredients with Measurements:
- 2 large onions, thinly sliced
- 2 tablespoons olive oil
- 1 tablespoon butter
- 1 teaspoon sugar
- 1/4 teaspoon salt
- 1/4 teaspoon black pepper
- 1/4 cup dry white wine
- 1 cup heavy cream
- 1 cup grated Pecorino dei Berici cheese
- 1/4 cup breadcrumbs
- Fresh thyme leaves for garnish
Special equipment needed:
- Large skillet
- 9-inch baking dish
Step-by-step instructions:
1. Preheat the oven to 375°F.
2. In a large skillet, heat the olive oil and butter over medium heat. Add the sliced onions and cook for 10 minutes, stirring occasionally.
3. Add the sugar, salt, and black pepper to the skillet and continue cooking for another 10 minutes, or until the onions are caramelized and golden brown.
4. Pour in the white wine and cook for 2-3 minutes, or until the liquid has evaporated.
5. Add the heavy cream to the skillet and bring to a simmer. Cook for 2-3 minutes, or until the cream has thickened slightly.
6. Remove the skillet from the heat and stir in the grated Pecorino dei Berici cheese.
7. Transfer the onion mixture to a 9-inch baking dish.
8. Sprinkle the breadcrumbs over the top of the onion mixture.
9. Bake the gratin for 20-25 minutes, or until the top is golden brown and crispy.
10. Garnish with fresh thyme leaves and serve hot.
Time:
Preparation time: 15 minutes
Cooking time: 45 minutes
Temperature:
375°F
Serving size:
4-6 servings
Nutritional information:
Calories: 425
Fat: 35g
Carbohydrates: 12g
Protein: 15g
Sodium: 520mg
Sugar: 5g
Substitutions for ingredients:
- Pecorino dei Berici cheese can be substituted with Parmesan or Asiago cheese.
- Dry white wine can be substituted with chicken or vegetable broth.
Variations:
- Add cooked bacon or pancetta to the onion mixture for extra flavor.
- Top the gratin with sliced tomatoes before baking for a colorful twist.
- Use different types of cheese, such as Gruyere or cheddar, for a different flavor profile.
Tips and tricks:
- Make sure to slice the onions thinly and evenly for even caramelization.
- Use a mandoline slicer for quick and easy slicing.
- Stir the onion mixture frequently to prevent burning.
Storage instructions:
Leftovers can be stored in an airtight container in the refrigerator for up to 3 days.
Reheating instructions:
Reheat the gratin in the oven at 350°F for 10-15 minutes, or until heated through.
Presentation ideas:
Serve the gratin in individual ramekins for an elegant presentation.
Garnishes:
Fresh thyme leaves or chopped parsley.
Pairings:
This gratin pairs well with roasted chicken or pork.
Suggested side dishes:
Serve with a green salad or roasted vegetables.
Troubleshooting advice:
If the gratin is not browning evenly, move the baking dish to a higher rack in the oven.
Food safety advice:
Make sure to cook the onions thoroughly to prevent foodborne illness.
Food history:
Pecorino dei Berici cheese is a traditional Italian cheese made from sheep's milk in the Veneto region of Italy.
Flavor profiles:
This gratin has a rich and creamy flavor with a sweet and savory onion filling and a crispy breadcrumb topping.
Serving suggestions:
Serve hot as a side dish or main course.
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Region: Italian