IngredientsStreusel:½ cup brown sugar2 tbsp. flour1 tsp. cinnamon2 tbsp. butter, coldPinch of saltDough and kuchen:2¼ tsp., or 1 package, active dry yeast, or 2 tsp. instant yeast¼ c. warm water, approximately 110 degrees2 c. plus 2 tbsp. all-purpose...

IngredientsDough:½ tsp. salt1/3 c. ice water, plus an additional sprinkle or two if needed1½ c. plus 1 tbsp. all-purpose flour½ c. (1 stick) plus 2 tbsp. unsalted butter, cut into small pieces and refrigeratedFilling:10 medium-large Italian prune plums,...