Scaling Batter and Emulsions
Scaling a pancake recipe involves more than just multiplication. Pancakes rely on a delicate chemical leavening reaction between an acid (like buttermilk) and a base (baking soda) to create height. When scaling recipes up or down, maintaining the correct ratios of leavening agents to flour is critical to ensure the pancakes don't turn out like lead weights or have a metallic, soapy taste.
The Linear Scaling Factor
The simplest way to scale is by using a Scaling Factor—dividing your target yield by the original recipe's yield. You then multiply every ingredient in the list by this factor.
New Amount = Original Amount * (Target Yield / Original Yield)
The Egg Problem
The most difficult part of scaling home recipes is the egg. A 'Large' egg is approximately 50g (30g white, 20g yolk). If your scaled recipe calls for 1.5 eggs, you should ideally whisk two eggs together and weigh out exactly 75g of the mixture. Simply rounding up to 2 eggs can add too much moisture and protein, resulting in a rubbery texture.
Adjusting Leavening
While most ingredients scale linearly, salt and leavening agents (baking powder/soda) sometimes require a slight 'damping' when scaling to very large commercial volumes. For home use (e.g., doubling or tripling a batch), linear scaling is perfectly acceptable.