Lower heat to simmer; cook, covered, for 20 minutes, stirring often. Remove from heat; stir in butter, slightly beaten eggs, milk, diced cheese, garlic, pepper, and hot sauce.
Place in greased casserole and sprinkle with grated cheese.
Bake, uncovered, at 325 degrees for 45 minutes.
Recipe by RecipeRodeo.com at https://reciperodeo.com/665