Cocoa Coffee Flan Cake - Challenge Dairy

Ingredients

• ⅓ cup dulce de leche, cajeta or caramel sauce
• ½ cup (1 stick) Challenge Unsalted Butter, room temperature
• ¾ cup light brown sugar
• 2 eggs
• 1½ cups all-purpose flour
• ⅓ cup unsweetened cocoa
• 1 teaspoon baking soda
• ½ teaspoon salt
• 1½ Tablespoons ground coffee
• ¾ cup buttermilk
• ½ cup coffee flavored liqueur (e.g. Kahlúa)
• 4 eggs
• 1 can (14 ounces) sweeten condensed milk
• 1 can (12 ounces) evaporated milk
• 2 teaspoons vanilla extract