Wagyu Burger Wellington

Burger Wellington:1 puff pastry sheet2 6-ounce Wagyu beef pattiesSalt and pepper to taste4 slices American cheese1/3 cup bread and butter pickles, chopped fine to duxell2 beef steak tomato slices2 slices red onion1/4 cup ketchup1/4 cup mustard1/4 cup mayo1/2 cup shredded cheddar cheese1/3 cup milk1/3 cup mozzarella cheese Heat oven to 400. In a bowl mix…