Ingredients

• 1 tablespoon olive oil
• 1 onion , sliced
• 1 prepared pizza crust
• 1 cup sour cream
• 1 tablespoon prepared horseradish
• 2 bakeds potatoes , sliced
• 2 cups shredded Swiss cheese , divided
• 1 , 3 ounce
• 1 cup sliced fresh mushrooms , or to taste
• 1 green bell pepper , cut into strips

Instructions

1. 1 Heat oil in a skillet over medium heat; cook and stir onion until tender and lightly browned, 10 to 15 minutes.
2. 2 Preheat oven to 400 degrees F (200 degrees C). Place pizza crust on a baking sheet or pizza stone.
3. 3 Mix sour cream and horseradish together in a bowl; spread onto pizza crust. Layer potato slices over sour cream; top with 1 cup Swiss cheese. Layer onion, prime rib, mushrooms, and green bell pepper on top; cover with remaining 1 cup Swiss cheese.
4. 4 Bake in the preheated oven until cheese is melted and crust is lightly browned, about 20 minutes.

Nutrition per serving