Preheat oven
Take a bowl put butter,add sugar ,egg beat continuously 2mins
Once its forms thick cream texture
Then add orange juice mix up through hand
Add purpose flour,baking powder,baking soda mix well together
Add venila essence
Once as lump less batter came out then pour on to butter paper mould
Arrange orange slices on top of batter
Bake 220'c@40mins.
Once its perfectly bake take out cut a slices place on plate
For frosting cream..heat a cadai put butter add cornstarch ,venila essence keep mix up pour fresh cream,condensed milk keep wisk up stir continuously once it should be thick cream texture
Then turn of flame pour on cake top of it
Cut slices ready to serve Protokalopitha Japanese traditional orange cake
