Homemade Turkish kumpir [filled baked potato with cheese]

Kumpir is a traditional Turkish streetfood wich is based on a baked potato with cheese and toppings. In this case, the inside of the potato is mixed and mashed heavily with Gouda cheese and topped with olives, sweet corn, roasted sausage pieces, and salty pickles. Dressed with ketchup and mayo. Many different types of toppings...