The key to weeknight steak dinner is quick-cooking skirt

Ingredients

• 1 pound skirt steak
• Kosher salt
• 1/3 cup red wine vinegar
• 3 tablespoons extra-virgin olive oil, divided
• 1 teaspoon smoked paprika
• 1/2 teaspoon red pepper flakes
• 1/2 teaspoon ground cumin
• 1 garlic clove (about 1 teaspoon), grated
• 1 shallot, peeled and thinly sliced crosswise
• 2 medium red bell peppers, thinly sliced
• 1/4 cup coarsely chopped parsley