Cube Steak Parmesan

Ingredients

• 2 pounds beef cube steak
• 1 cup all-purpose flour
• 3 tablespoons cornstarch
• 1 1/2 teaspoons garlic salt
• 1/2 teaspoon salt
• 2 teaspoons Italian seasoning
• 1/4 teaspoon black pepper
• 2 large eggs (whisked)
• 1/3 cup vegetable oil (for browning)
• 24 ounces spaghetti sauce (plus more for serving)
• 4 slices provolone cheese
• fresh snipped parsley (optional)
• freshly grated Parmesan (for topping)
• spaghetti or spaghetti squash