Preheat oven to 425'
Mix flour, salt, baking powder, and 3 TBS organic cane sugar in a medium bowl.
Grate 2 TBS of butter into dry ingredients, toss to coat. Grate remaining butter into dry ingredients and toss to coat.
Combine egg and heavy cream, pour into flour mixture.
Lightly press clumps into ball, you may need to add a tsp more heavy cream if the dough doesn't come together good.
Turn dough to mix, and then press into 8x4 or 8x5 inch rectangle pan.
Before baking brush tops with egg white and sprinkle 2 TBS organic cane sugar over the top.
Bake until golden brown, about 11-13 minutes. Let cool until warm, 5-10 minutes.