Rich Brownie Cheesecake with Dark Chocolate and Creamy Cheesecake Layer - Yummy Gusto

Ingredients

• 1/2 cup unsalted butter
• 4 ounces dark chocolate
• 2 large eggs
• 1/2 cup granulated sugar
• 1/4 cup brown sugar
• 1/2 cup all-purpose flour
• 1/4 cup unsweetened cocoa powder
• 1/4 teaspoon salt
• 8 ounces cream cheese, softened
• 1 teaspoon vanilla extract
• 1/4 cup sour cream
• 1 tablespoon all-purpose flour
• 1/4 cup heavy cream