Preheat oven to 375°.
Prepare Croutons: Toss together bread, melted butter, salt, and pepper in a medium mixing bowl. Place on a baking sheet, and bake 7 to 8 minutes. Remove from oven, and set aside.
Prepare Dressing: Combine shallot and vinegar in a medium mixing bowl, and let stand for 5 minutes. Whisk in buttermilk and next 5 ingredients.
Make Salad: Arrange romaine lettuce onto a serving platter or salad bowl.
Top with sliced tomatoes and chopped bacon, croutons, parsley.
Serve immediately with dressing on the side.