Step 1

Preheat oven to 350°. In large bowl, sift flour, baking powder, baking soda and salt; set aside.

Step 2

In another large bowl, cream avocado, butter and sugars. Add eggs and mint extract. Gradually add flour mixture to creamed mixture, beating well; stir in semisweet and Andes chips. Add green food coloring if desired.

Step 3

Drop by tablespoonfuls on parchment-lined baking sheets. Bake until edges start to brown, 10-12 minutes. Cool on pans 2 minutes, remove to wire racks to cool completely.