Place rolled oats in the bowl of a food processor.
Pulse the oats until you have a mixture that resembles a fine powder.
Place oat powder in a large mixing bowl.
Add the flour, salt, baking soda and baking powder to the bowl. Stir to combine all the ingredients. Set aside.
Place softened butter in the bowl of a stand mixer.
Add brown sugar and white sugar and beat on high speed to cream butter and sugars together, about 2-3 minutes. Scrape down the sides of the mixing bowl with a rubber spatula as needed.
Reduce speed and add eggs, one at a time until completely incorporated.
Add vanilla and continue to mix until combined.
Reduce speed to lowest setting and add oat/flour mixture to the wet ingredients a cup at a time. Mix until well incorporated scraping down the sides of the bowl with a rubber spatula as needed.
Stir in by hand the white chocolate chips, semi sweet chocolate chips and toffee bits.
Roll dough into 1 inch balls and place them 2 inches apart on a cookie sheet lined with a silpat liner or lightly grease the cookie sheet with non stick cooking spray.
Bake for 11-12 minutes until lightly browned. Centers should still look gooey when you remove them from the oven.
Allow cookies to cool on the cookie sheet for 3 minutes.
Use a spatula and transfer cookies onto a cooling rack to cool completely.
Notes
This recipe can easily be cut in half.
Keyword after school snack, chocolate chips, cookies, toffee chips, white chocolate chips