½ cup course sea or kosher salt
1 (12 oz.) package frozen limeade concentrate
½ the empty limeade canister good quality tequila
¼ the empty limeade canister Triple Sec
Ice

Sprinkle a couple tablespoons of course salt onto a flat saucer. Wet the rim of a 4 martini or margarita glasses and invert, rimming the glasses with salt. Fill blender ¾ full of crushed ice. Into a blender, empty the limeade concentrate. Use the empty canister to measure the tequila and Triple Sec; add to blender. Blend at high speed. Carefully pour or spoon into the prepared glasses. Garnish with lime twists.