Ingredients

Lime slices and kosher salt, optional2 bottles (12 ounces each) beer1 can (12 ounces) frozen limeade concentrate, thawed3/4 cup tequila1/4 cup sweet and sour mixIce cubesGARNISH:Lime slices

Preparation

If desired, use lime slices to moisten the rims of six margarita or cocktail glasses. Sprinkle salt on a plate; hold each glass upside down and dip rims into salt. Discard remaining salt.

In a pitcher, combine the beer, concentrate, tequila and sweet and sour mix. Serve in prepared glasses over ice. Garnish with lime slices.