14 oz. can condensed milk
1/2 c. lemon juice
1 tsp. grated lemon rind
1 1/2 c. graham cracker crumbs
1/2 c. brown sugar
1/2 c. melted butter

In small bowl, stir together milk, lemon juice and rind, until thick and smooth. Set aside. Mix together crumbs, sugar and butter. Place about 2/3 of crumb mixture in 8 x 8 inch dish and press firmly in place. Add milk mixture and spread evenly. Sprinkle remaining crumbs over top and pat gently. Microwave on high for 8 to 10 minutes, rotating dish 1/4 turn after 4 to 5 minutes. Cut in small squares as cookies or larger pieces as dessert.