INGREDIENTS:
4 tbsp olive oil divided
2 tbsp balsamic vinegar
1 tsp dried oregano
1½ tsp salt divided
½ tsp black pepper
1 tsp red pepper flakes divided
4 cloves garlic minced
1½ pounds steak flank, tri-tip, or ribeye – sliced against the grain into strips
4 tbsp salted butter divided
1½ pounds baby yellow potatoes halved or quartered
1 tbsp fresh, minced rosemary
1 tbsp fresh, chopped oregano