Seared Greens with Red Onion and Vinegar

Ingredients

• 2 tablespoons vegetable or other light oil, 2 turns of the pan
• 1/2 red onion, sliced
• 1 teaspoon mustard seeds
• 1 1/2 to 2 pounds red or yellow Swiss chard, stems removed and tops coarsely chopped
• 1/4 cup red wine vinegar
• Salt and pepper

Directions

Heat a large skillet over high heat. Add extra-virgin olive oil and onion. Sear onion and mustard seeds, 2 minutes. Add greens and toss with tongs in oil. Sear greens 2 to 3 minutes. Add vinegar to the pan. Remove pan from heat and season greens with salt and pepper.