Crispy Tuna and Potato Patties with Yogurt-Dill Sauce - Yummy Expert

Ingredients

• 700 g potatoes, peeled and cubed
• Salt (for boiling and seasoning)
• 1 small onion, finely chopped
• Fresh dill (or parsley, optional), finely chopped
• 3 tbsp grated Parmesan
• 1 can of tuna (in brine or oil), well drained
• Black pepper, to taste
• egg
• 3 tbsp all-purpose flour (more if needed)
• Extra flour (for shaping)
• Oil (for frying)
• 1 small cucumber, grated and well drained
• 3 tbsp plain yogurt
• Fresh dill (optional)
• Salt, to taste