TV's Grits Casserole

1 . Stage

Preheat an oven to 375 degrees F (190 degrees C). Butter a 2-quart casserole dish.

2 . Stage

Heat a large skillet over medium heat; cook the sausage in the hot skillet until completely browned, 5 to 7 minutes. Add the onion, celery, and green pepper; cook and stir until tender, about 5 minutes more. Transfer to the prepared casserole dish.

3 . Stage

Bring the grits, water, and salt to a boil in a saucepan; reduce heat to medium-low, cover, and simmer until the grits are tender, about 30 minutes. Add to the sausage mixture in the casserole dish and stir; press into an even layer. Pour the soup over the mixture in an even layer. Sprinkle the Cheddar cheese over the soup.

4 . Stage

Bake in the preheated oven until the cheese has melted, about 30 minutes.