1 tablespoon extra virgin olive oil, plus |
more extra virgin olive oil, for drizzling |
1 small onion, finely chopped |
1/2 cup vodka |
2 tablespoons worcestershire sauce |
2 teaspoons hot pepper sauce |
1 cup tomato sauce |
1 tablespoon prepared horseradish |
kosher salt |
fresh ground black pepper |
1 1/3 lbs beef sirloin, cut into large bite-sized pieces, about 1-inch squares |
steak seasoning or coarse salt |
black pepper |
bamboo skewer (6 to 8 inch) |