Russian Royal Cake - Korolevskiy Cake

eggs large (room temperature )

granulated sugar

sour cream

all-purpose flour

baking soda

dried poppy seeds ((for 1st layer))

roasted, chopped walnuts ((for 2nd layer))

cocoa powder ((for 3rd & 4th layer))

tart cherries mixed with 1 Tbsp flour ((for 3rd layer))

white chocolate chips ((for 4th layer))

dark chocolate chips ((for 4th layer))

dark chocolate chips ((or chopped dark chocolate))

heavy whipping cream ((heated until boiling))

unsalted butter, room temperature ((remove from fridge for 3 hours to bring to room temperature))

dulce de leche ((1 can sweetened condensed milk = 14 oz))