Dark Chocolate Tart

• 2 1/2 cup flour
• 3/4 cup butter, softened
• 1/3 cup sugar
• 1 egg
• 1 cup dark chocolate, 70 percent cocoa or more
• 1/2 cup confectioners' sugar
• 3 medium eggs
• 4 cup coffee, strongly brewed
• 1 cup salted butter

1. For pastry dough, combine butter, sugar, and egg. Add flour to mixture and knead into a smooth ball. Refrigerate for at least 1 hour.
2. Roll dough into a thin sheet and place into shallow cake pan that has been buttered and floured, with dough extending over sides of pan.
3. Melt chocolate over low heat and mix with coffee, sugar, and melted butter. Beat eggs in separate bowl, then add to chocolate mixture.
4. Pour chocolate mixture over pastry shell and bake at 350 degrees for about 15 minutes, or until chocolate is slightly firm on top.