This vegetarian sandwich is packed with balsamic-roasted vegetables and melted provolone cheese.

Roasted Broccoli Sandwiches

Preheat oven to 400 degrees. Line 2 baking sheets with parchment paper. Arrange broccoli, red pepper, and onion on one prepared baking sheet. Drizzle with oil and balsamic vinegar. Sprinkle with salt and pepper. Roast 20 minutes or until vegetables are tender.

Cut bread into 4 (6-1/2-inch) pieces; half each portion lengthwise. Place bread, cut sides up, on second baking sheet. Add cheese slices to bread bottoms. Top with roasted broccoli, red pepper, and onion. Add bread tops. Bake 10 minutes, or until cheese is melted.