When you're cooking something, most recipes allow for some freedom of expression. Add a little more of this, leave that out, you know the drill. With baking, the recipe is written that way for a reason. Making substitutions can lead to a sub par result, or even an outright disaster! So we're taking a little baking 101 advice from an expert. Candace Heward shares some side by side comparisons of what happens to your baked goods with common substitutions. She makes a case for following the recipe instead of cutting corners.