Gingerbread Muffins

Ingredients
1 cup butter
1/2 cup brown sugar
4 eggs
2 1/2 cups all-purpose flour
1 cup molasses
2 teaspoons cinnamon
2 teaspoons baking soda
1 cup buttermilk
2 teaspoons ground ginger
2 cups whole-wheat flour

Directions
Preheat heat oven to 350 degrees.

Cream butter and sugar; add eggs, one at a time, beating after each. Add molasses. Sift flour, baking soda and spices; add alternately with buttermilk. Stir in raisins. Fill greased muffin pans 2/3 full and bake for 15 minutes.