Preheat oven to 350
Combine Milk, eggs, salt and pepper in a bowl
In a skillet add 1 TBSP butter and sausage and cook on medium until browned
Remove from heat
Add another 1 TBSP butter to skillet
Deglaze pan and add hash browns
Add 1/2 TBSP Olive Oil and cook for five - 7 minutes
Shred the sausage while the hash browns cook
Season hash browns with salt and pepper
Add 1/2 TBSP Olive Oil to dutch oven
Add Hash browns
Add the sausage
Mix to combine
Add 1/2 cheese
Add egg mixture
Mix
Add remaining cheese
Bake 30 minutes
Serve