Prep ingredients & preheat oven to 350 degrees (f)
1
Made with 
Whisk together flour, baking soda, cornstarch, baking powder, & salt; set aside.
2
Made with 
Cream together butter, brown sugar, & two kinds of peanut butter.
3
Made with 
Add in an egg & vanilla extract. Mix together.
4
Made with 
Add the flour mixture. Mix until combined.
5
Made with 
Add oats, chocolate chips & Halloween M&M's.
6
Made with 
Fold
7
Made with 
Scoop onto a cookie sheet.
8
Made with 
Add some extra M&M's on top.
9
Made with 
Bake for 11-13 mins.
10
Made with 
Grab some milk & enjoy!
11
Made with