This recipe is a custardy pancake from Finland.
Melt 4 oz. butter and spread it over a 12 by 16 inch half sheet pan.
Heat 4 cups of milk.
5 beaten eggs
1/2 cup sugar.
1 cup flour
1 tsp. vanilla
Pour onto the sheet pan near the oven so you don't spill it!
Bake at 400 for 10 min. then reduce oven to 350 and bake for 40 min.
Serve with maple syrup or jam.