Melt butter in a saucepan. Add in minced garlic and heat until fragrant
Add in flour and whisk to eliminate lumps. Cook for 1-2 minutes
Slowly pour in milk while whisking. Allow milk to thicken, 2-4 minutes, whisking occasionally
Pour in beer while whisking, allow to thicken for 1-2 minutes
Add in cheese and remaining ingredients. Stir until cheese is melted and well incorporated
Serve while warm.
Notes
Store in the fridge in an airtight container for up to one week.
Pour in saucepan over medium heat to reheat
CHEESE: I prefer the zip of sharp cheddar, but pepper jack or colby would work great. I would also recommend white cheddar and provolone for a white sauce (a lighter beer is better for this)