deconstructed french onion soup tartlet

Ingredients

• Servings: 4
• 2 tablespoons olive oil
• 2 tablespoons butter
• 1 large white onion, sliced
• 1 clove garlic, minced
• 1/4 cup white
• 1/2 cup beef broth
• 1 teaspoon dried thyme
• 1/2 teaspoon kosher salt (such as diamond crystal®)
• 1/4 teaspoon ground black pepper
• 1 sheet puff pastry
• 1/2 cup grated parmesan cheese
• 1 cup shredded mozzarella cheese

Recipe

Preparation Time: 10 mins Cook Time: 30 mins Ready Time: 40 mins


• preheat oven to 400 degrees f (200 degrees c).
• heat olive oil and butter together in a skillet over medium-high heat until the butter is melted, 2 to 3 minutes. saute onion and garlic in the hot oil mixture until the onion begins to caramelize, 15 to 20 minutes.
• pour white over the onion mixture; bring to a simmer and cook until fragrant, about 2 minutes. add beef broth and thyme; cook until the liquid reduces in volume by half. season the mixture with kosher salt and black pepper.
• trim puff pastry and fit into a tart pan. score a rim along the edge of the pastry. puncture the center of the pastry with a fork. spread the onion mixture over the pastry; top with parmesan cheese and mozzarella cheese.
• bake in preheated oven until the crust is golden brown, 15 to 20 minutes.