Using caution, pour oil into a large skillet and heat to 365°F
Place flour in shallow dish
Whisk eggs until smooth in a small mixing bowl. Transfer to another shallow dish.
Mix panko bread crumbs and Parmesan cheese together in another shallow dish.
Lightly dredge each pickle spear in flour.
Add pickle to whisked eggs, tossing gently to coat.
Add pickle to bread crumb mixture to coat.
Place breaded pickle on tray and repeat steps until all pickles are breaded
Gently place the breaded pickles into the skillet and fry until golden brown, 4 to 5 minutes, turning occasionally. Remove from skillet and drain on paper towels. Serve immediately with zesty house sauce.