Tuna Croquettes

Name: Tuna Croquettes
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: American
Ingredients: 2 5 ounce cans chunk light tuna (in water, drained and flaked apart); 1 large 10 ounce russet potato (peeled and cut into small cubes, 9 ounces peeled); 1/4 cup chopped dill; 2 tablespoons light mayonnaise; 2 tablespoons minced red onion; 1 tablespoon Dijon; 1 teaspoon fresh lemon juice; 3/4 teaspoon kosher salt; black pepper (to taste); olive oil spray; 1 large egg (beaten); 3/4 cup plain or gluten-free panko (*); lemon wedges (for squeezing); tartar sauce (optional for serving)