Cullen Estate Beer Margaritas

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Cullen Estate in Allen, Texas in 1984.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 1 lime cut into 8 wedges
 * ¼ cup coarse salt
 * 2 bottles of your favorite beer chilled
 * ½ cup frozen concentrate limeade thawed
 * ½ cup chilled tequila
 * ice cubes

Directions

 * 1) Rub lime wedges around rims of 4 margarita glasses.
 * 2) Dip rims into salt to coat lightly.
 * 3) In medium pitcher combine beer, limeade and tequila.
 * 4) Fill prepared glasses with ice then with margarita mixture.
 * 5) Garnish with remaining lime wedges and serve immediately.