Liquorton

Cut hash into 4 equal slices. Place hash slices on a broiler rack; brush tops with 1-1/2 teaspoons melted Crisco.
Broil 3 inches from heat for 5 minutes or until browned. Turn and spread tops thinly with a mixture of horseradish and mustard. Broil for 3 minutes.
Remove from broiler. Cut tomato into 4 equal slices. Place 1 tomato slice on each hash slice. Brush tomato slices with remaining 1-1/2 teaspoons melted Crisco. Sprinkle with salt, pepper, and cheese.
Broil for 1 to 2 minutes or until cheese is melted.