Ingredients
6 oz tequila
6 oz can frozen limeade concentrate
4 oz triple sec liqueur
6 cups ice
2 bananas
1/4 cup coarse granulated sugar

Method - The Procedure
Sugar the rims of 4 large margarita glasses. In a blender, combine tequila, limeade, triple sec and ice. Blend until smooth. Add bananas and blend again until smooth. Pour into glasses and serve.