4 Idaho potatoes
1 (4 1/2 oz.) can deviled ham spread
1/4 c. Parmesan cheese
2 tbsp. milk
1 tbsp. onion, grated
3/4 tsp. mustard

Bake potatoes. Scoop out pulp. Combine remaining ingredients with potato in mixer, beat until light and fluffy. Pile into potato shells. Bake at 350 degrees for 20 minutes.