Blueberry And Lemon Crumb Bars Recipe

• crust
• 1 1/2 c. All-purpose flour u nbleached
• 2 Tbsp. Sugar
• 2 tsp Grated lemon rind
• 1/4 tsp Salt
• 1/2 c. Cool butter cut in 1/4" sli ces
• 1 lrg Egg yolk
• 1 tsp Vanilla extract
• 1 Tbsp. Cool water optional filling
• 1/2 c. Sugar
• 2 Tbsp. All-purpose flour u nbleached
• 1/4 tsp Freshly grnd nutmeg
• 2 c. Blueberries rinsed and sorted topping
• 5 Tbsp. Soft butter
• 1/2 c. Packed light brown sugar
• 3/4 c. All-purpose flour u nbleached Confectioner's sugar

Directions