- VE
Sloane’s Table
March 16, 2026
Atsloanestable.com
These monster cookies are not a peanut butter oatmeal cookie with m&ms and chocolate chips, but rather a soft peanut butter cookie with a balanced mixture of oats, m&ms, and various sized chocolate chips!
From the Cook
From the Cook
1/3
Instructions
1
In a medium bowl, whisk together the flour, cornstarch, baking powder, baking soda, and salt. Set aside.
2
In the bowl of a stand mixer fitted with a paddle attachment, cream together the butter and peanut butter on medium speed for 2-3 minutes.
3
Add the sugars and continue beating for 2-3 more minutes until light & fluffy.
4
Beat in the egg, egg yolk, and vanilla until fully combined.
5
Add the dry ingredients and mix on low speed until just combined.
6
Lastly, fold in the oats, m&ms, and chocolate chips with a rubber spatula.
7
Cover the bowl and place in the fridge for at least one hour or overnight.
8
Once the dough has chilled, preheat the oven to 350 degrees F (180 degrees C) and line two baking sheets with parchment paper.
9
Use a 3 tablespoon cookie scoop to portion the cookie dough onto a small parchment lined baking sheet.
10
Freeze the cookie dough for 15 minutes.
11
Place the cookie dough on the prepared baking sheets about 2 inches a part, and top with more oats, m&ms, and chocolate chips as desired.
12
Bake the cookies for about 12 minutes.
13
Allow cookies to cool completely on the baking sheet and enjoy!
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Recipe Facts
Diet at a Glance
Vegetarian
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Nutrition Per Serving
Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
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