Cheesecake-Marbled Brownies

Ingredients

• 2 ounces unsweetened chocolate
• 1 cup sugar
• 2 large eggs
• ½ teaspoon pure vanilla extract
• ²/₃ cup all-purpose flour
• 8 ounces cream cheese
• 1 large egg yolk
• + 3 more ingredients
• • ¹/₃ cup sugar
  • ¼ teaspoon pure vanilla extract
  • ½ cup unsalted butter

Put oven rack in middle position and preheat oven to 350°F. Butter an 8-inch square baking pan. Heat butter and chocolate in a 3-quart heavy saucepan over moderately low heat, whisking occasionally, just until melted. Remove from heat and whisk in sugar, eggs, vanilla, and a pinch of salt until w...

View full recipe at Epicurious