>>> ALL RIGHT. COUNTDOWN IS ON TILL THE JUBILEE. THE CELEBRATION MARKING QUEEN ELIZABETH'S 70 YEARS ON THE THRONE. WE'RE GETTING AN EXCLUSIVE LOOK INSIDE BUCKINGHAM PALACE. TOURING WITH THE ROYAL CHEF AS HE PREPARES FOR A PARTY OF THOUSANDS. MAGGIE RULLI IS IN LONDON WITH THE DETAILS. GOOD MORNING, AGAIN, MAGGIE. >> Reporter: HEY, LARA. GOOD MORNING. YEAH, THE JUBILEE IS A PARTY OF THE DECADE AND OUT HERE WE CAN HEAR THEM AND SEE THEM ALREADY GETTING READY. THEY'RE STAGING, SCAFFOLDING IS BEING BUILT. THE REAL ACTION IS WHAT'S GOING ON INSIDE THE PALACE AND WE GOT AN UP CLOSE LOOK. � THE KITCHENS INSIDE BUCKINGHAM PALACE ARE BUZZING. PREPPING FOR THE QUEEN'S PLATINUM JUBILEE CELEBRATION. AND WE GOT AN EXCLUSIVE INSIDE PEEK AT WHAT THEY'RE COOKING UP. >> WELL DONE. >> Reporter: MARK FLANAGAN IS THE PERSONAL CHEF TO THE QUEEN AND HEAD CHEF OF THE ROYAL HOUSEHOLD. MEANING HE AND HIS TEAM OF 22 CHEFS NOT ONLY WORK WITH THE ROYAL FAMILY TO CREATE SPECIAL MENUS SEVEN DAYS A WEEK, THEY'RE ALSO BEHIND THE DELICIOUS FOOD AT EVERY IMPORTANT ROYAL FUNCTION. FROM STATE DINNERS AND ROYAL WEDDINGS, TO SPRING GARDEN PARTIES WHERE HE SAYS HIS TEAM WHIPS UP 20,000 SANDWICHES, 20,000 SLICES OF CAKE AND ABOUT 27,000 CUPS OF TEA FOR EVERY EVENT. WHAT'S IT'S LIKE BEING A PART OF LIVING HISTORY. >> YEAH, THAT'S KIND OF CHEERY. THINGS WE DO, MENUS THAT WE CREATE FOR EVENTS WILL BE LOOKED BACK ON IN YEARS TO COME. >> Reporter: AND THAT HISTORY IS ALL AROUND US. WE FIND COPPERWARE DATING BACK TO THE 1800s. YOU SEE THAT RIGHT THERE. >> THAT DATES BACK TO QUEEN VICTORIA. >> THAT'S INCREDIBLE. >> JUST IMAGINE HOW MANY MEALS HAVE COME THROUGH THOSE POTS. HOW MANY DIFFERENT CHEFS HAVE WORKED WITH THEM. >> YEAH. I HAVE AN OFFICIAL BUCKINGHAM PALACE APRON. THEY EVEN LET THIS AMERICAN HAVE A TURN IN ONE OF ENGLAND'S MOST FAMOUS KITCHENS. ALL RIGHT. WHAT ARE HE -- WE MAKING? SCONES. >> THE FASTER I EGG WASH, THE FASTER I CAN TRY THEM. DID YOU SAY THEY'RE PERFECT. >> PERFECT. >> OH, LOOK AT THOSE. MM-MM. I LEARN EXTRA CLODDED CREAM AND JAMS FRESH FROM OIL ESTATES ARE A MUST. SO GOOD. AND, GUYS, YOU TOO CAN MAKE ROYAL BUCKINGHAM PALACE SCONES, THE RECIPE IS OVER AT OUR WEBSITE, GOODMORNINGAMERICA.COM OR YOU CAN SCAN THE QR CODE ON YOUR SCREEN RIGHT NOW AND I'LL BE IN IT WITH YOU. I PROMISED THE CHEF I WOULD TRY TO MAKE THEM AT HOME SO, GUY, WHAT DO YOU THINK SCONE BAKE-OFF, WHIT, ARE YOU IN? >> BAKE THEM UP, SEND THEM MY WAY AND I'LL EAT