earlier
To save time on TV cook shows, the presenters will have made an example to show while the dish is taking time cooking, like they're showing off and you're just watching it all happen.
Earlier, the chef made a perfect cake while the cake was still baking, like he had a magic wand.
Earlier, the presenter showed off how easy it was to cook a pizza, while the pizza was still in the oven.
Earlier, the cook made a smoothie while the blender was still running, because he was cool.