Ultimate Grilled Cheese Sandwich Recipe | Epicurious

Ingredients

• Butter
• 4 slices country white sourdough bread, cut on deep diagonal into 1/3-inch-thick slices (each about 7x3 1/2 inches)
• 4 thin slices prosciutto
• 8 large fresh basil leaves
• 8 (1/4-inch-thick) slices young Asiago cheese or drained fresh mozzarella cheese
• 1/4 teaspoon dried crushed red pepper
• 2 tablespoons olive oil
• 6 (1/3-inch-thick) slices heirloom tomato (from about 1 large)