Ingredients
1 can (14 ounces) sweetened condensed milk1/2 cup ready-to-drink margarita mix1 tablespoon sugar1-1/2 teaspoons grated lime zest1 tablespoon lime juice5 drops green food coloring, optional 1 carton (8 ounces) frozen whipped topping, thawedPRETZEL TOPPING:1/3 cup finely crushed pretzels4 teaspoons butter, melted1 tablespoon sugarLime slices
Preparation
Combine first five ingredients; mix well. If desired, add green food coloring; fold in thawed whipped topping.
For pretzel topping, combine pretzels, butter and sugar. Spoon lime mixture into 6 glasses; top each with about 1 tablespoon pretzel topping. Freeze until firm, 4-6 hours. Serve frozen with lime slices.