Chocolate Mint Bars - cooking recipe

Ingredients

1/4 c. sugar
1/3 c. cocoa
1/2 c. butter
1 tsp. vanilla
1 egg, well beaten
2 c. graham cracker crumbs

Preparation

Melt butter.
Add sugar and cocoa; cook until smooth.
Add egg; cook for 1 minute, stirring constantly.
Add vanilla and crumbs.
Spread in a 9 x 13-inch pan.
Chill.