Created by dienia b on July 3, 2015
Step 1: Cut 1/3 cup butter into 3/4 cup flour, brown sugar and cinnamon till fine.
Step 2: Stir in walnuts.
Step 3: Sift 1 1/2 cups flour with baking powder, soda and salt.
Step 4: Cream 1/2 cup butter in bowl; add sugar and cream till light.
Step 5: Add eggs one at time, beating well; blend in vanilla.
Step 6: Add dry ingredients alternately wit sour cream to creamed mixture.
Step 7: Spread in 9x9-inch floured and greased pan. Sprinkle with walnut mixture. Bake at 325 for 50 minutes.
Step 8: When cool, split horizontally and fill with filling. Store in refrigerator.
Step 9: Combine flour, salt salt and milk in saucepan. Cook over low heat till thick, stirring constantly; cool.
Step 10: Cream butter and sugar. Add flour mixture and beat till fluffy.