Print Recipe

Kitchen Sink Brownie Cookies



  • 1/4 cup butter, at room temperature
  • 1/4 cup vegetable shortening
  • 1/4 cup granulated sugar
  • 1 egg
  • 1 egg yolk
  • 1 (17.6 ounce) box brownie mix with milk chocolate chunks
  • 2 tablespoons unsweetened cocoa powder
  • 1/2 cup salted mixed nuts
  • 1/4 cup miniature M&Ms
  • 1/4 cup white chocolate chips


  1. Heat oven to 325 degrees F. Coat 2 baking sheets with cooking spray.
  2. At medium-high speed, beat butter and shortening until smooth.
  3. Beat in sugar until fluffy.
  4. Beat in egg and yolk until combined.
  5. Add brownie mix and cocoa powder; beat until combined.
  6. Stir in nuts, M&Ms and white chocolate chips.
  7. Drop batter by 1/4 cupsful onto baking sheets 3 inches apart.
  8. Bake for 16 minutes, until edges are set.
  9. Cool for 5 minutes.
  10. Remove from pan; cool completely on racks.

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