Only a little... Most bread, you make it all the same way, so... it's just the little additions that separate them.

[Shinji had turned away now, struck with a need to keep his embarrassment to himself. He hurries over to the rack filled with bananas, and picks out a large bunch that's still green.]

...I like to buy a lot, and eat them until they start to go bad. Then, you can just freeze them as they're turning brown and use them for bread whenever you decide to make some.