Aunt Hattie'S Polish Raised Pineapple Squares, Mazurek

• 1 small fresh yeast cake (or 1 pkg. dry yeast)
• 1/2 cup scalded milk, cooled
• 3 egg yolks
• 1/2 lb butter
• 3 cups sifted flour
• 2 tablespoons sugar
• 1 teaspoon salt
• 1 (20 ounce) can crushed pineapple, undrained
• 1 -2 tablespoon cornstarch, just enough to thicken slightly

1. To start, make a pineapple filling by mixing a large can of crushed pineapple with cornstarch and simmering until thick. Might need a little fresh lemon juice to make tastier. Cool.
2. Mix together and set aside yeast, milk, egg yolks; this is the sponge. If using dry yeast, dissolve it in a little water first.
3. Mix as for pie crust: butter, flour, sugar, salt
4. Mix with the sponge.
5. Divide dough in half. Roll out half of the dough and line a 15 x 11 jellyroll pan.
6. Cover with the pineapple filling. Yes, it's a pretty thin layer. Supposed to be!
7. Roll second half, cut in strips and lattice over top
8. Let raise 1 hour. Bake at 350 for 35 minutes.
9. Drizzle with following frosting and sprinkle with chopped nuts if desired.
10. Frosting: 1 T butter, /2 t vanilla, powdered sugar.

yeast cake, milk, egg yolks, butter, flour, sugar, salt, pineapple, cornstarch

Taken from www.food.com/recipe/aunt-hatties-polish-raised-pineapple-squares-mazurek-367873 (may not work)