It's a great day for grocery shoppers at Ralph's in Glendale, Calif., as four chefs pay big for those bags. First there's a parking lot burrito battle, and then it's a stakeout that'll make Grandma proud. It all comes down to the last chefs standing, and one's toast.

Alex Guarnaschelli hosts a bash at Bashas' in Gilbert, Ariz., where four competitors are desperately seeking shoppers with seafood for a successful first-round dish. Then they cook up something cheat-worthy before the last chefs standing have to stick it to each other before one declares victory.