Preheat oven to 350 degrees. Arrange the bread slices on a baking sheet (or two, if necessary), and brush with olive oil. Sprinkle with salt and pepper. Bake for 10-12 minutes until just beginning to brown. Remove from the oven and let cool slightly before topping and serving.
Recipe by Maine Course at https://mainecourse.bdnblogs.com/2015/12/23/recipes/9-ideas-for-easy-crostini-appetizers/