Host Julia Collin Davison goes into the test kitchen with host Bridget Lancaster to reveal the secrets to making Home-Corned Beef with Vegetables. Then, tasting expert Jack Bishop challenges Bridget to a tasting of sherry vinegar. Next, science expert Dan Souza uncovers the science of salt diffusion and nitrites. Finally, test cook Elle Simone shows Julia how to make the ultimate Snickerdoodles.

Host Julia Collin Davison reveals the steps for making perfect Pan-Seared Salmon. Next, tasting expert Jack Bishop challenges host Bridget Lancaster to a tasting of fish sauce. Then, science expert Dan Souza demonstrates the differences between wild and farmed salmon. Finally, test cook Elle Simone shows Julia the secrets to making the ultimate Shrimp Scampi.