Heat your grill direct cooking at 400º or your stove on high.
Place your pan on the cooking grill and add butter until melted.
Add the onion, jalapeno and garlic, stir and cook for 2 minutes until soft.
Crumble the sausage meat and add, stir and cook thoroughly until browned.
Stir in the flour and cook for 1 minute to get rid of the taste.
Whisk in 10 oz. of the beer until fully incorporated, then add the milk, and bring to a simmer.
Add the cheeses a handful at a time and stir until melted.
Stir in the Rotel, cilantro, Worcestershire and hot pepper sauce, bring back to a simmer and add the rest of the beer.
Remove from the heat and serve with chips, bread cubes or tortillas