Beer Margaritas

From Semi-Homemade Cooking by Sandra Lee

1 lime, cut into 8 wedges
1/4 cup coarse salt
2 (12-ounce) bottles your favorite beer, chilled
1/2 cup frozen concentrate limeade, thawed
1/2 cup chilled tequila
Ice cubes

Rub lime wedges around rims of 4 margarita glasses. Dip rims into salt to coat lightly. In a medium pitcher, combine beer, limeade, and tequila. Fill prepared glasses with ice, then with margarita mixture. Garnish with remaining lime wedges. Serve immediately.