If you're using dried beans you need to soak them overnight and then cook them the next day which takes about 90 minutes. (healthygreenkitchen.com)
For busy lifestyles, this loaf can be made ahead of time for quick cooking the next day. (thespruceeats.com)
Can you make this the day before and let sit in the frig over night and is so should I par cook the crust as you suggested first and then store for the next day or maybe keep everything separate egg mixture and crust all ready to go and to just cook the next day. (barbarabakes.com)