Ingredients

  • 2 12 cups flour
  • 1 cup unsalted butter, cut into small pieces
  • 1 teaspoon kosher salt
  • 1 teaspoon sugar
  • 4 -6 tablespoons ice water
  • 1 egg yolk
  • 1 tablespoon heavy cream
  • 2 tablespoons olive oil
  • 1 tablespoon unsalted butter
  • 3 large vidalia onions, thinly sliced
  • 1 tablespoon thyme
  • 1 teaspoon kosher salt
  • 1 -2 teaspoon black pepper

Method

  • In a food processor, combine flour, butter, salt and sugar; pulse until if forms coarse meal.
  • continue pulsing and add water 1 tbls at a time, until meal moistens into dough.
  • Form dough into disc; wrap in plastic.
  • Refrigerate at least 30 minutes.
  • Meanwhile, in a large saute pan over med flame, heat oil and butter.
  • Once hot, add onions; cook slowly until golden brown, about 25 minutes.
  • Stir in thyme, salt and pepper.
  • Set aside.
  • Preheat oven to 375 degrees.
  • Roll out dough on a floured piece of parchment into 14 to 15 inch circle (doesn't have to be exact!
  • ).
  • Place cooled onion mixture in center, fold over edges about 2 inches.
  • In a small bowl, combine egg yolk and heavy cream; brush mixture over edges of dough.
  • Bake until golden brown, 20 to 25 minutes.
  • Serve warm.