Ingredients
Prepare the Onion Cups:
- Preheat oven to 375°F 190°C. Line a baking sheet with parchment.
- Brush onion rings with olive oil and season with black pepper.
- Cover each ring with grated Pecorino Romano PDO pressing to adhere.
- Bake 15–20 minutes until golden and crispy rotating the pan as needed.
- Immediately nest warm rings into a greased cupcake tin to form cups. Let cool.
Make the Pecorino Foam:
- Warm cream in a saucepan over medium heat. Add bloomed gelatin and stir to dissolve.
- Whisk in grated Pecorino Romano PDO until melted.
- Transfer to a siphon canister charge with one cartridge, and chill 20 minutes.
Assemble:
- Shake siphon upside down and dispense foam into onion cups.
- Top with black pepper and additional Pecorino shavings.
