1 sm. can Pet milk
1 1/2 c. sugar
3 level tbsp. cocoa
1/2 stick butter
2 eggs
1 tsp. vanilla

Melt butter, add to all other ingredients and mix, pour in unbaked pie shell and bake at 350 degrees until done. Test for doneness by shaking gently until center is firm and does not shake, usually 30 to 45 minutes.