If you’ve never tried this with a sandwich, give it a shot. Toast the bread well, then take a peeled clove of garlic and rub it on the inside facing side of each slice. Basically, you’re using the rough surface of the bread to grate the garlic down to nothing until the clove is gone and transferred to the surface if the bread. Then add a light bit of olive oil, salt, and pepper. This works especially well with with salami or prosciutto and basil sandwich.

If you like garlic, it imparts a powerful flavor, even moreso than chopped. It’s basically like micro planed, but quicker