Cheddar Cheese and Beer Soup

Ingredients

• 3/4 cup unsalted butter
• 1 yellow onion peeled and minced finely
• 1 cup white mushrooms, cleaned and sliced
• 1 stalk celery, cleaned and diced
• 3 cloves garlic, medium sized, peeled and minced
• 1 cup all purpose flour
• 6 cups chicken stock (use vegetable stock if making vegetarian)
• 1/2 can beer We used No-Li Golden Ale 12 oz
• 1 pound mild cheddar cheese, grated
• 1/2 cup heavy cream, hot
• 1 1/2 tsp dry mustard
• 1 tsp Worcestershire sauce
• Salt and white pepper to taste