Food waste cooking sometimes tests the boundaries of what most folks find appealing. A dish of pasta tossed with radish top pesto will probably please most eaters, while sour milk cheese may leave some scratching their heads. Coffee flour will likely rest in the camp of the former.
Say you're in the middle of making pancakes, and you realize that you're out of baking powder. You may be tempted to simply substitute baking soda for baking powder in a panic—but don't do that.
At first glance, you might struggle to tell the difference between an Italian cornetto and a French croissant. Both cornetti and croissants are flaky pastries shaped like crescent moons, but that's basically where the similarities end.