Created by Mikekey on August 31, 2015
Step 1: Preheat oven to 325 F.
Step 2: Mix butter and brown sugar. Stir in egg. Sift flour with salt and add to the sugar mixture; stirring to incorporate thoroughly.
Step 3: Add milk. Mix until smooth. Pour in bottom crust and set top crust in place, crimping edges and cutting a 1/2-inch hole in middle of top crust.
Step 4: Bake for 45 minutes, or until set. Remove and allow to completely cool on wire rack.