Think of light brown sugar as the casual, weekend version of caster sugar. Caster sugar is the suit-and-tie ingredient—perfect for elegant events like a fluffy meringue or a delicate genoise sponge. Light brown sugar is the comfy hoodie—great for cozy, rustic things like snickerdoodles or sticky toffee pudding.
10 Best Caster Sugar Substitutes - Substitute Cooking
So, can you use it? Yes, you absolutely can, as long as you’re not making something that needs to be pristine and cloud-like. If you are, maybe run to the store for caster sugar. But if you’re just craving cookies on a Tuesday night? Go for it. Your taste buds will thank you for that extra hint of molasses warmth.
Final Chill Thought
Baking is about experimentation, not perfection. Swap the sugar, see what happens, and laugh if it’s a little different. A “mistake” often leads to your new favorite recipe. Light brown sugar in place of caster sugar? It’s not a crime—it’s a secret upgrade waiting to happen.
Now, go make something delicious. You got this.
