Roasted Poblano, Onion and Avocado Grilled Cheese


  • 2 poblano peppers, sliced
  • 1 onion, sliced
  • 2 Tablespoons olive oil
  • ½ teaspoon kosher salt
  • ½ teaspoon black pepper
  • 8 slices sourdough bread
  • 4 Tablespoons Challenge Butter, softened
  • ¼ cup mayonnaise
  • 2 avocados, sliced
  • 1 ⅓ cups shredded provolone


  • 1
    Preheat oven to 425°F.
  • 2
    Toss pepper and onion slices with olive oil, salt and pepper and spread out on two foil-lined baking sheets. Roast until soft and charred in spots, about 20 minutes, stirring once or twice. Set aside to cool slightly.
  • 3
    Arrange 8 slices of bread on a board and spread each with butter. Flip all of the slices and spread with mayonnaise. Divide avocado across half the of slices. Top with peppers and onions. Pile 1/3 cup shredded cheese evenly on top of the peppers. Top with remaining bread slices, mayonnaise side down.
  • 4
    Preheat a large skillet over medium heat. Carefully transfer one sandwich to the skillet and cook until bread is golden and cheese is starting to melt, 2-3 minutes. Flip and cook another 2- 3 minutes, until cheese is fully melted. Repeat with the remaining 3 sandwiches.