CHEESY POTATO POT PIE

Steps:

• Preheat the oven to 350 degrees F.
• Melt the butter in a deep, wide sautee pan over medium-low heat.
• Add the onions,garlic and vegetables, and cook, stirring occasionally, until the vegetables are tender, about 8 minutes.
• Stir in the potatoes and enough milk to almost cover the potatoes.
• Bring to a boil over high heat.
• Reduce the heat to medium and simmer, stirring occasionally, until the potatoes are tender, about 10 minutes.
• Partially mash the potatoes with a potato masher in the pan.
• Stir in the parmesan-romano cheese, thyme, mustard, salt, and pepper.
• Remove from the heat to cool slightly.
• Meanwhile, lay 1/2 cup Cheddar over the bottom of the prepared crust.
• Stir the egg yolks into the potato mixture.
• Beat the egg whites with clean dry beaters
• in a medium bowl until almost-stiff peaks form when the beaters are lifted.
• Gently fold the whites into the potato mixture, then scrape the filling over the Cheddar in the crust. Sprinkle the paprika and other 1/2 cup Cheddar over the filling.
• Bake until puffed and golden, about 20-30 minutes. Let cool before serving.