Marvelous Idaho® Mashed Potatoes with Liquid Gold Gravy | Idaho Potato Commission

Ingredients

• 15 medium-sized Idaho® potatoes, unpeeled
• large pot of cold water  
• 2 cups heavy cream
• 1 cup Country Crock® margarine
• 1/3 cup olive oil
• 3/4 teaspoon salt
• ½ teaspoon fresh ground pepper 
• Bones from the carcass of 1,10-pound turkey
• 1 head garlic, cut in half, and chopped into pieces
• 1 large onion, julienne sliced
• 1 cup white wine
• 12 cups water
• 1 tablespoon Country Crock® margarine
• 1 bunch fresh thyme
• 1 ½ pounds cremini mushrooms, sliced
• 1 to 2 Tablespoons Wondra flour
• sea salt and fresh ground pepper to taste