Ingredients
Method
- Melt butter. Stir in white sugar and brown sugar until smooth.
- Add egg then egg yolk. Then stir in vanilla.
- Mix together the flour, baking soda, and cornstarch,
- Pour wet ingredients into dry and mix well.
- Fold in M&Ms, chocolate chips, and oatmeal.
- Chill dough for three hours (or as long as 3 days).
- Preheat oven to 325 degrees. Line baking sheets with parchment paper or silicone baking mats.
- Roll dough into oblong balls and place on cookie sheet a few inches apart. Bake for 8-10 minutes.
- After 8-10 minutes, take out of oven and let sit on cookie sheet for 10 minutes longer. After this time is up, remove to a cooling rack to finish cooling.
Notes
This recipe was adapted from Sally's Baking Addiction's Chewy Chocolate Chunk Cookies. Be sure to check out her recipe where she give detailed explanations.
