Step 1

Preheat the oven to 350 degrees F.

Step 2

Melt and spread 1/2 cup of the margarine in the bottom of a 9x13-inch pan.

Step 3

Evenly sprinkle the coconut and the pecans into the bottom of the prepared pan and set it aside.

Step 4

Prepare the cake batter according to the package directions.

Step 5

Evenly pour 1/2 of the cake batter over the coconut-pecan layer.

Step 6

In a saucepan over low heat, melt the cream cheese and the remaining margarine.

Step 7

Stir the confectioners' sugar into the cream cheese-margarine mixture until it is smooth.

Step 8

Spread the cream cheese mixture over the cake batter layer. Pour the remaining cake batter over the cream cheese mixture layer.

Step 9

Bake the cake until a toothpick inserted into the center comes out clean, about 35-40 minutes.

Step 10

Let the cake cool.

Step 11

Slice and serve.