This is the easiest way I know of to make a custard pie because it’s all done in the blender…including the crust!
2 cups milk
3/4 cup granulated sugar
1/2 cup Bisquick or Biscuit Baking Mix
1/4 cup butter
4 eggs
1 1/4 teaspoons vanilla extract
Photo credit: a3/d44f7cb4 Salihan on VisualHunt /CC BY-NC-ND
Find it online: https://simplygreatrecipes.com/impossible-egg-custard-pie/