2 tablespoons olive oil
1 tablespoon unsalted butter
2 medium red onions, sliced thin in rounds
1 sheet puff pastry, pre made
1 tablespoon sugar in the raw
8 to 10 slices Iberico ham
1 tablespoon fresh thyme leaves
1 egg, beaten with 1 teaspoon water and pinch of salt
Salt and pepper
Preheat oven to 350Â°F.
In a medium saucepan, heat olive oil and butter, sautÃ© onions for about 5 minutes until translucent, add sugar and allow caramelizing slightly, Remove from heat, set aside. Unfold the puff pastry and lay flat on a greased cookie sheet. Cut along the edge of the pastry a thin line going about half way into the dough (like a border) arrange the slices of Iberico ham across the puff pastry and then lay the red onions over the top of the ham. Sprinkle with the fresh thyme leaves. Brush the border of the puff pastry with the egg mixture. Sprinkle the entire tart with salt and pepper. Bake in a preheated oven for about 20 to 30 minutes or until golden brown. Let cool and serve warm.