
In a large pot, melt butter over medium heat.
Once butter is melted, add cornstarch and whisk constantly until completely combined and smooth.
Add onion powder, garlic powder, ground mustard, smoked paprika, cayenne pepper, salt, and pepper and whisk well.
While whisking, slowly drizzle in half and half, whisking to combine, and continue whisking until mixture has thickened.
Slowly drizzle beer into mixture, continuously whisking until beer has warmed through.
Reduce heat to low, add cheese and cream cheese and stir until melted and smooth
Add worcestershire sauce and stir to combine. Serve with pretzels, bread, or whatever you desire for dipping!