You are here: Home » Recipes » Margarita Cake Margarita Cake Recipe by Relish Contributor Yield 24 servings Sweet and salty, light and refreshing, this white cake is flavored with non-alcoholic margarita mix and lime. PrintEmail Ingredients 1 1/2 cups coarsely crushed pretzels2 tablespoons light brown sugar5 tablespoons butter, melted1 (18.25-ounce) box white cake mix1 1/4 cups bottled non-alcoholic margarita mix1/4 cup canola oil1 tablespoon grated lime rind3 egg whites1 (8-ounce) frozen fat-free whipped topping, thawed Additional grated lime rind, if desired Instructions Heat oven 350F. Spray a baking pan with nonstick cooking spray. Combine pretzels, brown sugar and melted butter. Mold mixture along the bottom of the pan. Beat cake mix, margarita mix, oil, lime rind and egg whites until well mixed. Spoon batter over pretzel crust. Bake 25 to 30 minutes or until cake springs back to touch. Frost with whipped topping, garnish with lime rind and refrigerate.