1 (15 oz.) box raisin bran
1 c. oil
3 c. sugar
1 qt. buttermilk
3 eggs
3 tsp. baking soda
2 tsp. baking powder
1 tsp. salt
5 c. flour

Mix raisin bran with buttermilk. Mix flour, soda, baking powder and salt. Beat eggs. Add sugar and oil; mix all together. Fill muffin tins 2/3 full and bake 15 to 20 minutes at 350 degrees. Grease and flour tins. Keeps up to 6 weeks in refrigerator.