spray crock pot and evenly spread hashbrowns across the bottom

crack 12 eggs in a large bowl

mix well and slowly using a whisk

add milk

go ahead and sprinkle in ground mustard

add plenty of salt and lots of fresh pepper mix well and set aside

cook sausage on high heat drain set aside

add sausage on top of hash browns

add cxheese

mix well

pour egg mixture over everything

turn the crock pot on low for 6 to 8 hours