From the Pan to the Jar Recommends

You can store the peperonata in an airtight container for 24 hours at room temperature, although it’s preferable to consume it the same day.

The Air Fryer Peperonata and Its Variants

Mix 7 oz of crumbled feta and a handful of basil leaves into the peperonata for a vegetarian and summer side dish. The same base can be used to stuff a savory pastry.

Prepare a tomato sauce with garlic, onion, and oil, then add a handful of olives and some capers. Mix the sauce with the air-fried peperonata, let it rest for 15 minutes, and serve with slices of rustic bread.