Corned Beef And Cabbage With White Wine Mustard Sauce

Ingredients

• 1 cup white wine
• 1 teaspoon minced garlic
• 1/2 cup diced yellow onion
• 1 cup heavy cream
• 1 cup chicken stock
• 1 teaspoon wet english mustard
• 1 teaspoon whole-grain mustard
• 1 teaspoon salt
• pinch of white pepper
• 1 teaspoon all-purpose flour
• 10 ounces corned beef, sliced
• 2 ounces chicken stock
• parsley, to taste
• 1 ounce unsalted butter
• salt and pepper, to taste
• 6 ounces cabbage, shredded
• 4 red potatoes