Thsi is called Onion pie-sounds yuck but it is SO GOOD.
Here goes

33 crackers (crushed)
1/4 cup melted butter

Mix together and press into 10" pie plate

1 cup Diced onion
1 cup grated cheese
Top the crust with these

Then you make a thick sauce with

3 eggs slightly beaten
1 1/2 cups milk
1 t salt
pepper to taste

cook low until it gets thick in saucepan. Our over the onion cheese creacker pie crust.
Cook 350 for 30 minutes

if in glass pan cook 325 for 30 minutes or so.