INGREDIENTS
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1 small onion, chopped
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½ pound cremini mushrooms, sliced
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1 tablespoon olive oil
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1 clove garlic, minced
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1 teaspoon chopped fresh thyme
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¼ cup red wine
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¾ teaspoon salt
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¼ teaspoon ground black pepper
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½ cup dry breadcrumbs
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½ cup crushed tomatoes or tomato puree
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¾ pound lean ground beef
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¾ pound lean ground pork
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1 large egg
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2 pounds Yukon Gold Potatoes
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¼ cup unsalted butter
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½ cup buttermilk
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¼ cup sour cream
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salt & pepper
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⅓ cup finely chopped green onion