Melt the butter in a skillet and cook the onions until tender over medium heat.
½ sweet onion, 1 tablespoon butter
Add the garlic and cook 1 minute more.
2 cloves garlic
Add the cream cheese and whisk it into the onion and garlic mixture.
4 oz cream cheese
Gently pour the beer into the skillet and heat until bubbling.
8 oz beer
Add the yellow and ground mustard, and paprika.
2 tablespoons yellow mustard, 1 teaspoon ground mustard, ½ teaspoon paprika
A little at a time, add in the shredded cheeses, whisking until smooth before adding more.
2 cups cheddar, 1 cup pepper jack
Season with salt and pepper to taste. For an extra kick, add a punch of red pepper flakes.
salt and black pepper to taste