Recipes Trusted Brands: Recipes and Tips Idahoan® Idahoan Potato Crusted Rib Roast 4.7 (3) Add your rating & review 1 Photo Idahoan Potato Crusted Rib Roast is a special dish for a special occasion and developed for us by a special lady, Chef Casey Thompson of Top Chef fame. Submitted by Idahoan Updated on June 19, 2020 Save Rate Print Share Close Add Photo Servings: 8 Yield: 8 servings Jump to Nutrition Facts Cook Mode (Keep screen awake) Ingredients For the Mashed Potato Crust: 1 (4 ounce) package Idahoan® Buttery Homestyle Flavored Mashed Potatoes 1 tablespoon mayonnaise 3 tablespoons Parmesan cheese, grated 1 teaspoon kosher salt Black pepper 2 eggs, beaten ½ cup all-purpose flour For the Crispy Outer Potato Crust: 1 (4 ounce) package Idahoan® Buttery Homestyle Flavored Mashed Potatoes 1 cup panko bread crumbs 1 cup potato chips, crushed For the Roast: 1 (5 pound) bone-in standing rib roast Salt and pepper ¼ cup all-purpose flour 3 tablespoons canola oil ¼ cup whole-grain mustard Directions Preheat oven to 375 degrees . For the mashed potato crust: Make Buttery Homestyle Flavored Mashed Potatoes to package directions substituting boiling milk for the water. When the milk is incorporated, add the mayonnaise and the Parmesan. Season with the salt and pepper to taste. Cool for 5 minutes. Once cooled, add the eggs, and the flour. Mix until blended - the potatoes should appear thick and dry. For the crispy outer potato crust: Combine the 3 ingredients and set aside. For the Roast: Season the rib roast generously with salt and black pepper. Dust the outside with the all-purpose flour. Heat a cast iron or a large heavy saute pan over med-high heat. Add the canola oil and allow it to heat until simmering. Add the rib roast carefully bone-side up or fat side down. Sear until golden in color. Remove the roast and place on a sheet tray. Allow it to cool for 10 minutes. Once cooled, brush the mustard onto the fat side of the roast and the under side. Coat the roast with the potato and egg mixture. Then coat the potato mixture with the crispy crust mix. Place the roast in the preheated oven and roast for 1 hour. Turn off the oven and making sure to keep the oven door closed, leave the roast in the oven for 3 hours. After 3 hours, turn the oven back on to 375 degrees to reheat the roast - about 10 minutes. Remove the roast and let it rest for 15 minutes. Slice and serve. Related products: Buttery Homestyle Flavored Mashed Potatoes I Made It Print Nutrition Facts (per serving) 703 Calories 42g Fat 44g Carbs 39g Protein Show Full Nutrition Label Hide Full Nutrition Label Nutrition Facts Servings Per Recipe 8 Calories 703 % Daily Value * Total Fat 42g 54% Saturated Fat 15g 77% Cholesterol 151mg 50% Sodium 1054mg 46% Total Carbohydrate 44g 16% Dietary Fiber 2g 6% Total Sugars 0g Protein 39g 79% Vitamin C 2mg 2% Calcium 57mg 4% Iron 4mg 22% Potassium 629mg 13% * Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs. ** Nutrient information is not available for all ingredients. Amount is based on available nutrient data. (-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.