Mashed Potato & Gravy - Barefoot Contessa - Ina Garten Recipe - Food.com

Ingredients

• 3 lbs white boiling potatoes, peeled and quartered
• kosher salt
• 1/4 lb unsalted butter
• 1/2-1 cup half-and-half
• 1/2 cup sour cream
• 1/2 teaspoon fresh ground black pepper
• 1 1/2 cups chopped yellow onions (2 onions)
• 1/4 cup all-purpose flour
• 1 teaspoon kosher salt
• 2 cups chicken stock, preferably homemade, heated
• 1 tablespoon cognac or 1 tablespoon brandy
• 1 tablespoon heavy cream (optional)