Sun-Dried Tomato Grilled Cheese Sandwich

Ingredients

• 1/2 cup oil-packed sun-dried tomatoes
• 1/4 cup grated Parmesan cheese
• 1/4 cup chopped fresh basil
• 2 tablespoons olive oil
• 1 teaspoon balsamic vinegar
• 1 garlic clove, crushed
• 1/8 teaspoon salt
• 1/8 teaspoon pepper
• 8 slices sourdough bread
• 1-1/4 cups shredded part-skim mozzarella cheese
• 1/2 cup crumbled goat cheese
• 1/4 cup fresh arugula
• 2 tablespoons chopped roasted sweet red pepper
• 3 tablespoons butter, melted