Grilled Hearts of Romaine with Blue Cheese Vinaigrette and Pickled Onions Recipe | Epicurious

Ingredients

• 1 1/2 cups white wine vinegar
• 1/2 cup sugar
• 1/2 cup water
• 3 Turkish bay leaves
• 1/2 teaspoon dried crushed red pepper
• Coarse kosher salt
• 1 to 1 1/4 pounds red onions, thinly sliced
• 1/4 cup white wine vinegar
• 1/2 teaspoon Dijon mustard
• 1/2 cup olive oil
• 1/2 cup crumbled blue cheese
• 4 hearts of romaine, each quartered lengthwise Crumbled blue cheese (for garnish)