Food & Cooking Recipes Crumb Topping By Martha Stewart Editors Martha Stewart Editors Facebook Instagram Twitter Website An article attributed to "Martha Stewart Editors" indicates when several writers and editors have contributed to an article over the years. These collaborations allow us to provide you with the most accurate, up-to-date, and comprehensive information available.The Martha Stewart team aims to teach and inspire readers daily with tested-until-perfected recipes, creative DIY projects, and elevated home and entertaining ideas. They are experts in their fields who research, create, and test the best ways to help readers design the life they want. The joy is in the doing. Editorial Guidelines Updated on March 15, 2021 Print Share Share Tweet Pin Email Yield: 2 9-inch pies Use this crumb topping recipe to make Nectarine Crumb Pie. Ingredients 1 cup all-purpose flour ½ cup dark-brown sugar ½ teaspoon cinnamon 8 tablespoons (1 stick) cold unsalted butter, cut into small pieces ½ cup rolled oats Directions In the bowl of a food processor, combine flour, sugar, and cinnamon. Add butter; pulse until large crumbs form, about 30 seconds. (If you don't have a food processor, rub butter into flour mixture with your fingers until large crumbs form.) Add oats; pulse until just combined. Leftover topping can be stored in the freezer for up to 3 months. Print