-
1
Whisk together olive oil, lemon juice, red wine vinegar, minced garlic, oregano, sea salt, and black pepper in bowl.
-
2
Toss meat cubes with marinade, cover, refrigerate for minimum 2 hours.
-
3
Remove meat from marinade (reserve marinade), thread alternately with onion and bell pepper chunks onto skewers, dividing ingredients evenly.
-
4
Heat cast iron grill pan or outdoor grill to high heat (220°C+); grill souvlaki for 8–10 minutes total, rotating every 2 minutes for even charring.
-
5
Transfer to serving platter, brush with reserved marinade, rest for 3 minutes, serve with lemon wedges and fresh oregano.