Ultimate Grilled Cheese Brava | Brava Home

Ingredients

• 1/4 cup chopped leeks (½-inch pieces) (about ¼ of a small leek)
• 1/4 cup chopped red onion (½-inch pieces) (about ¼ of a large red onion)
• 1 count clove garlic, minced
• 1 ounce english cheddar, grated
• 1 ounce Gruyère, grated
• 1 ounce fontina, grated
• 2 count large slices sourdough bread
• Mayonaise
• Butter at room temperature