Step 1

Heat air fryer to 400°F. In shallow bowl, beat egg whites and 1 tablespoon water.

Step 2

Place chips in second shallow bowl. Dip fish in egg whites, letting excess drip off, then in crushed chips, pressing gently to help adhere.

Step 3

Spray air fryer basket with olive oil, arrange fish in basket, and air-fry until fish is golden brown and opaque throughout, 10 minutes.

Step 4

Meanwhile, in bowl, microwave peas on medium 2 minutes. Toss with lemon zest and juice, 1 tablespoon oil, and ½ teaspoon each salt and pepper, then mash. Serve with fish.