1 (18.25 oz.) chocolate cake mix
1 1/2 c. milk
5 tbsp. flour
1 c. Crisco
1/2 c. butter
1 c. white sugar
1 tsp. vanilla

FROSTING:

1 c. brown sugar
1 c. white sugar
1/2 c. butter
1/2 c. milk
1 c. chocolate chips
1 tsp. vanilla

1. Mix chocolate cake mix according to directions on package, pour into 2 greased 9"x13" pans and bake 18 to 20 minutes at 350 degrees. Cool.

2. Mix 1 1/2 cups milk and 5 tablespoons flour, cook until thick like custard. Cool well.

3. Cream Crisco, butter and white sugar.

4. Add cooled custard and vanilla. Beat 8 minutes and spread over cooled cake.

5. FROSTING: Combine brown sugar, white sugar, butter and milk in saucepan, boil 2 minutes, stirring. Add chocolate chips and vanilla; mix well.

6. Cool frosting slightly and spread over the two pans of bars.

7. Refrigerate. Freezes well, but cut before freezing.