Grease inside of olla with butter.
Whisk one egg into 2 cups milk.
Add a sprinkle of salt and pepper.
Combine mixture with 8 oz cubed cheddar cheese and 1 cup shredded sharp cheddar cheese.
Add 2 cups cooked pasta and stir well.
Top with shredded cheese.
Bake at 350° for 1 hr.
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