Grandma M's Fudge Cake

This recipe card from my Grandmother looks well used!!!

1/2 cup butter

1 1/4 cups sugar

2 oz. melted chocolate

2 eggs

1 t.vanilla

2 cups cake flour

1 1/2 t. cream of tartar

1/2 t. salt

1 t. soda

3/4 cup boiling water

1/2 cup milk

Cream butter & sugar & add melted choc. Add well beaten eggs & vanilla. Sift & measure flour & sift 4 times with salt & cream of tartar add alternately to butter mixture with milk. Measure soda in cup & add boiling water add quickly to cake & stir. Pour into cake pans. Preheat oven 375   Time  25-30 min.