SHRIMP AND CREAMY CHEDDAR GRITS

INGREDIENTS

3 cups water

3 cups milk

1 + 1½ teaspoons salt

½ teaspoon pepper

4 tablespoons butter, divided

¾ cup stone-ground grits

6 ounces cheddar cheese, grated

3 pounds shrimp (head-on)

1 tablespoon paprika

¼ teaspoon cayenne pepper

1 tablespoon olive oil

1 cup finely chopped andouille or smoked sausage

1 cup finely chopped onion

2 tablespoons minced shallot

1 tablespoon minced garlic

1 tablespoon green onion, chopped

1 cup stewed tomatoes

1 cup shrimp stock

⅓ cup sour cream

fresh parsley and chopped green onion for serving