Scald milk. Stir in sugar, salt, and margarine. Cool to lukewarm.
Dissolve yeast in water. Stir in milk mix, egg, and 3 cups of flour. Beat until smooth. Stir in remaining flour.
Cover and let rise in a warm place until double in bulk, about 1 hour.
Stir batter down. Beat in raisins.
Turn into 2 greased 1 quart loaf pans. Bake at 350 degrees for 40 to 45 minutes.