Thaw bread but don't let rise. Grease 9x13 pan, spread nuts in bottom of pan. Cut bread dough loaves into 20 pieces, place on top of nuts. Melt margarine, add sugar, pudding mix, milk and cinnamon. Blend well and pour over dough. Cover loosely and let stand in refrigerator overnight. Bake at 350F for 30 minutes. Invert on tray and let cool.