Begin by tossing grated cheese with cornstarch or flour, then set aside.
Next, turn fondue pot onto medium-high heat and add beer, garlic, dry mustard and Worcestershire sauce to the pot. Whisk together to combine.
Once beer mixture has come to a simmer, reduce heat to medium and add one third of the cheese. Whisk well. It make take some time for it to come together, just keep whisking and cooking.
While continuing to whisk, add in the remaining cheese. Whisk until smooth then reduce heat to low and serve immediately.**
Serve with fondue dippers such as: Broccoli, Green Apples, Carrots, Bread, Pretzels, Potatoes, Smoked Sausage, Veggies.