CRUST:

1 1/4 c. finely crushed pretzels
1/4 c. sugar
1/2 c. butter

FILLING:

1 qt. vanilla ice cream, softened
6 oz. can lemonade concentrate, thawed
Few drops yellow food coloring

Butter an 8" or 9" pie pan. Combine pretzels, sugar, butter and press in bottom and up sides of pie pan. Refrigerate 15 minutes. Combine ice cream, lemonade concentrate and food coloring. Spoon into prepared crust. Freeze until firm. Let stand at room temperature a few minutes before serving.