Grilled Red Onions with Balsamic Vinegar

• 1 tablespoon olive oil
• 2 pounds red onions, cut crosswise into 1/2inch thick slices
• Coarse salt
• Freshly ground black pepper
• 2 tablespoons balsamic vinegar
• 1 teaspoon chopped fresh rosemary

1. Heat a clean griddle and brush with 1/2 of the oil.
2. Brush onion slices lightly with remaining oil on both sides, season with salt and pepper and place on griddle.
3. Grill for 3 to 5 minutes on each side, or until softened and lightly charred.
4. Transfer onions to a bowl, drizzle with vinegar and sprinkle with rosemary.
5. Toss to separate rings and season with more salt and pepper as needed.

olive oil, red onions, salt, freshly ground black pepper, balsamic vinegar, rosemary

Taken from www.foodnetwork.com/recipes/grilled-red-onions-with-balsamic-vinegar-recipe.html (may not work)