Instructions

  1. Adjust oven rack to middle position and heat oven to 475 degrees.
  2. Spread 1/4 cup mayonnaise over both sides of bread slices and transfer to baking sheet.
  3. Bake until golden brown, 8 to 10 minutes. Let cool 5 minutes, then cut into 1-inch croutons.
  4. Cook bacon in large skillet over medium heat until crisp, about 8 minutes.
  5. Transfer to paper towel-lined plate. Discard drippings.
  6. Whisk remaining mayonnaise and vinegar in large bowl.
  7. Add bacon, tomatoes, lettuce, and croutons and toss to combine. Season with salt and pepper.