Ingredient:

• 1 cup butter, cubed
• 2 cups sugar
• 1/3 cup baking cocoa
• 2 teaspoons vanilla extract
• 4 large eggs, room temperature
• 2 cups all-purpose flour
• 1 teaspoon salt
• TOPPING:
• 1 package (8 ounces) cream cheese, softened
• 1/3 cup sugar
• 1/2 teaspoon vanilla extract
• 1 large egg, room temperature
• 3/4 cup seedless strawberry jam