Barley Kuchen With Hazelnut Streusel Recipe

• 1 c. pearl barley
• 1 1/3 c. water
• 1 Tbsp. unsalted BUTTER, to grease pan
• 1/4 tsp sea salt
• 1 tsp baking pwdr
• 2 Tbsp. unsalted BUTTER, softened, divided
• 2 Tbsp. cane sugar
• 2 lrg Large eggs
• 1/2 tsp grated lemon zest
• 1/2 tsp grnd cinnamon
• 1/4 tsp freshly grated nutmeg
• 2 Tbsp. unbleached all-purpose flour
• 2 Tbsp. unsalted BUTTER, softened, divided
• 1/2 c. cane sugar
• 1/2 tsp cinnamon
• 1/2 c. minced toasted hazelnuts

Directions