Bratwurst Pot Pie

Ingredients

• 2 tablespoons vegetable oil
• 3 links Farmland(R) Beer Bratwurst
• 1 pound mushrooms, sliced
• 1 1/2 cups diced yellow onion
• 3/4 cup diced carrots
• 3/4 cup diced celery
• 4 garlic cloves, sliced
• 1/2 teaspoon red pepper flakes
• 1 teaspoon fresh thyme leaves
• 3 tablespoons all-purpose flour
• 2 cups chicken stock
• 1 cup heavy cream
• 1 tablespoon whole-grain mustard
• 2 cups Cheddar cheese, grated
• Salt and pepper, to taste
• 3 soft pretzels
• 3 tablespoons melted butter