Name: Apple Slab Pie with Nutty Oat Crumble Topping
Prep time: 60 min
Cook time: 45 min
Yield: 24 servings
Ingredients: 3 pounds sweet-tart apples (peeled, cored, and chopped (about 10 cups chopped)); 1 cup sugar; 1 tablespoon fresh lemon juice; 1 tablespoon pure vanilla extract; 1 tablespoon ground cinnamon; 1 teaspoon ground nutmeg; 1/4 teaspoon ground cloves; 2 1/2 cups all-purpose flour; 1/2 cup walnuts (toasted, and pulverized in a food processor until powdered (optional)); 3/4 teaspoon fine salt; 1 cup unsalted butter (chilled and diced); 4 to 6 tablespoons cold water; 1 cup all-purpose flour; 1/2 cup light brown sugar (lightly packed); 8 tablespoons unsalted butter (at room temperature); 1 cup old-fashioned rolled oats; 1/2 cup walnuts (toasted and coarsely chopped); 2/3 cup powdered sugar; 4 teaspoons milk