1. 1. Preheat the oven to 400°F (200°C).

2. 2. Wash and cut the potatoes into wedges.

3. 3. In a bowl, mix together tomato ketchup, mustard, salt, and black pepper.

4. 4. Toss the potato wedges in the mixture until evenly coated.

5. 5. Place the coated wedges on a baking sheet lined with parchment paper.

6. 6. Bake in the preheated oven for 30-35 minutes or until crispy and golden brown.

7. 7. Serve hot and enjoy!