Flank Steaks with Chimichurri Sauce

Ingredients

• 1/4 cup (60 ml) red wine vinegar
• 1 1/2 cups (375 ml) olive oil
• 1/4 cup (30 g) finely chopped shallots
• 1/4 cup (10 g) chopped oregano
• 1/4 cup (10 g) chopped cilantro
• 2 tbsp chopped flat-leaf parsley
• 1 tbsp chopped thyme
• 1 tbsp finely chopped garlic
• 1 tbsp crushed red pepper flakes, or to taste