Grandma June's Coffee Cake

I have never made this recipe, but Grandma June was way famous for her coffee cake.

Grandma June's Coffee Cake
3 c. flour
3/4 c. butter
2 c. sugar
1/2 t. baking soda
1/2 t. cinnamon
1/2 t. nutmeg
1/2 t. cloves
2 c. buttermilk
chocolate chips
raisins

Sift flour, sugar, and spices. Cut in butter until mixture resembles cornmeal.  Reserve 1/2 c. dry mixture.  Combine buttermilk and soda.  Add to remaining crumb mixture in halves, beating thoroughly after each addition.  Stir in raisins or chocolate chips.

Grease and flour a 9x13 metal baking pan.  Pour batter into pan and sprinkle remaining crumbs on top.  Bake at 350 for 1 hour.