In this task, you have to generate the title of the recipe given its required ingredients and directions.

ingredients: 'CRUMBS', '1/2 cup packed light brown sugar', '1/2 cup flour', '1/4 cup creamy peanut butter', '2 tablespoons butter, melted', 'CAKE BATTER', '1/2 cup creamy peanut butter', '1/4 cup butter, softened', '1 cup packed light brown sugar', '2 large eggs', '2 cups sifted flour', '2 teaspoons baking powder', '1/2 teaspoon salt', '1/2 teaspoon baking soda', '1 cup milk',<sep> directions: 'Preheat oven to 375F.', 'MAKE THE CRUMBS: Mix together the brown sugar, flour, peanut butter, and melted butter until crumbly; set aside.', 'MAKE THE CAKE BATTER: Cream together the peanut butter and butter until light and fluffy.', 'Slowly beat in the brown sugar.', 'Add the eggs, one at a time, beating until fluffy after each addition.', 'Whisk together the flour, baking powder, baking soda, and salt; add alternately to the creamed mixture with the milk, blending well after each addition. (Do not overmix).', 'Spread the batter evenly in a greased 13x9-inch baking pan; top with the crumbs.', 'Bake at 375F for 30-35 minutes, or until a toothpick inserted in the center comes out clean.', 'Cool slightly before serving.', 'Dust with powdered sugar, if desired; or drizzle with a chocolate glaze.'
Peanut Butter Crumb Cake