1 (7-ounce) pouch albacore tuna, drained well and shredded by hand
2 green onions, chopped fine
2 teaspoons Dijon mustard
2 large eggs, beaten
1 teaspoon freshly squeezed lemon juice
1/2 teaspoon kosher salt
1/4 teaspoon freshly ground black pepper
3/4 cup panko bread crumbs, divided
Olive oil, for sauteing