It has a powerful flavor, so must be used with care. Then you usually mince or chop the clove before adding to your recipes. If you're browning garlic in oil or butter, don't overcook. This tends to give a bitter flavor to the garlic. Garlic also comes in flakes and the powdered form.
Garlic salt is garlic powder mixed with table salt.
This bread is very easy to make. Use a loaf of French or Italian bread. Cut it into diagonal slices, almost, but not all the way through the bottom crust. Then the loaf won't fall apart. Then wrap the loaf in aluminum foil.