Chocolate Mint Brownies

oh my gosh, i wish i had a picture of these.
There is 1 thin green layer between the dark brownie layers.
It is beautiful and it's yummy.

Brownies:
1 box (1 lb. 2.3 oz) fudge brownie mix along with the water, oil, and eggs called for on brownie box.

Filling:
4 cups powdered sugar
3 oz. cream cheese, softened
1/4 cup butter, softened
1/4 cup milk
1 tea.vanilla extract
1/4 tea. peppermint extract
8 to 10 drops of green food coloring

Frosting:
1 cup semisweet chocolate chips
1/4 cup butter, softened
1/4 cup whipping cream

Heat oven to 350. Grease bottom of 9x13 pan with shortening or cooking spray.
Make and bake brownies as directed on box for a 9 x 13 pan. Cool completely about 1 hour.

In large bowl, beat all filling ingredients on medium speed until smooth. Spread over cooled brownies. Refrigerate about 1 hour before frosting.

In small saucepan, melt chocolate chips, 1/4 cup butter and the cream over low heat, stirring constantly. Remove from heat, cool 10 minutes. Pour over filling. Refrigerate about 1 hour or until chocolate is set. Cut into bars. Store in refrigerator.