You are here: Home » Recipes » Walnut Streusel Muffins Walnut Streusel Muffins Recipe by California Walnut Board Yield 18 servings Prep 20 mins Cook 25 mins PrintEmail Ingredients 3 cups flour1-1/2 cup packed brown sugar3/4 cup butter or margarine1 cup chopped walnuts2 teaspoons baking powder1 teaspoon each nutmeg and ginger1/2 teaspoon each baking soda and salt1 cup buttermilk or sour milk2 -- eggs, beaten Instructions In mixing bowl combine 2 cups of the flour and the sugar; cut in butter to form fine crumbs. Measure ¾ cup of the crumbs and combine with ¼ cup of the nuts; set aside. To remaining crumb mixture add remaining flour, the baking powder, spices, soda, salt and remaining nuts. Combine buttermilk and eggs; stir into dry ingredients just to moisten. Spoon into 18 greased or paper-lined 2 ¾-inch muffin cups, filling about 2/3 full. Top each with a generous spoonful of reserved crumb-nut mixture. Bake in 350F oven 20 to 25 minutes until springy to the touch. Cool 10 minutes; loosen and remove from pan.