Fudge Filled Cookies - Creamy Chocolate Cups - Kylie cook

Ingredients

• 1/2 cup granulated sugar.
• 1 teaspoon vanilla extract.
• 1 large egg, room temperature.
• 1 1/4 cups all-purpose flour.
• 1/2 teaspoon salt.
• 1 teaspoon vegetable oil.
• 1/2 cup unsalted butter, softened.
• 1 teaspoon baking soda.
• 1/2 cup brown sugar.
• 2/3 cup creamy peanut butter.
• 8 ounces mascarpone cheese, room temperature.
• 1/2 cup toffee bits or chopped peanuts for topping.
• 8 ounces semi-sweet chocolate, chopped.