Giant Pistachio Crumb Cookie | American Pistachio Growers

Ingredients

• 12 tablespoons (1 1/2 sticks) unsalted butter, room temperature, plus more for pan
• 1-1/2 cups pistachio, ground to meal
• 1-3/4 cups all-purpose flour
• 3/4 cup sugar
• 1/4 teaspoon table salt
• 1-1/2 teaspoon pure vanilla extract