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Monster Cookies

A community recipe by

Not tested or verified by

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These cookies are chewy, gooey, and perfect, in my opinion. Everything cookies should be. Your kids will love them, and so will the adults.


Serves: 8-10

  • 1 cup soft light brown sugar (firmly packed)
  • 1 cup sugar
  • ½ cup softened butter
  • 3 eggs
  • 1 teaspoon vanilla
  • 1 teaspoon light corn syrup
  • 2 teaspoons baking soda
  • 1½ cups creamy peanut butter
  • 1 cup chocolate chips
  • ½ cup m&m's
  • 4½ cups quick-cooking oats

Please note that is not able to accept responsibility for any substitutions that Ocado may need to make as a result of stock availability or otherwise. For any queries, head to

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Monster Cookies is a community recipe submitted by mrs.m and has not been tested by so we are not able to answer questions regarding this recipe.

  1. Preheat oven to 350ºF.
  2. Cream butter and sugars together. Add eggs, one at a time, vanilla, and corn syrup.
  3. Mix peanut butter in by hand, then stir in baking soda and oatmeal. The mixture will be very thick.
  4. Lastly, stir in M&M's and chocolate chips.
  5. Using rounded teaspoonfuls, place cookies on ungreased cookie sheet and bake at 350ºF for 10-12 minutes.

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