This recipe was written on a lined index card and found in a large collection, date unknown. I’ve typed it below along with a scanned copy.
(One Step) Custard Pie
4 eggs
2/3 c. sugar
2 c. milk
1/2 c. Bisquick
1/2 t. vanilla
1 c. coconut
1/2 stick butter (1/4 c.)
Put in blender on high speed 2 min.
Add dash nutmeg.
Put in pie plate and bake 350° for 25 min.