Cook Polenta: In a saucepan, bring milk and stock to a boil.Reduce heat, whisk in cornmeal until thickened.Stir in 1 tbsp Spicy Calabrian Pesto Olive Oil, Parmesan cheese, and salt.
Chill and Shape: Transfer polenta to a baking pan, smooth into 1/2"-3/4" thickness.Cool 20 mins, then refrigerate for at least 2 hours.
Prepare Fries: Cut chilled polenta into fries.Brush with remaining Spicy Calabrian Pesto Olive Oil.
Air Fryer: Preheat to high. Fry fries 15 mins, flip and fry 10 mins more until crispy. Oven Bake: Preheat to 350°F. Bake fries on parchment-lined sheet 30 mins, flipping halfway.
Serve: Enjoy hot with your favorite dip or soup!