[header] How to make croutons [title] Preheat your oven to 375 ° f (190 ° c). [title] Cut your bread into cubes or rectangles, then set them aside. [step] The best type of bread to use for this is something that is slightly stale with a thick crust, such as: boule, ciabatta, and sourdough. 
Try to make your pieces about ¾-inch (1.91-centimeter) wide. You can remove the crust if you want to, but many people choose to leave it on for texture and variation.