Oatmeal Cookie Bars
How to make hearty Oatmeal Cookie Bars!Recipe includes video at the bottom of the post!
Nutrition Facts
366 kcalCalories
5 gProtein
49 gCarbs
17 gFat
Ingredients
Instructions
Preheat oven to 350F (175C) and line a 9x9 metal baking pan with parchment paper or grease and flour the sides and bottom of the pan.*
Combine butter and sugars in a large bowl and stir until well-combined.
Add eggs and vanilla extract and stir well.
In a separate bowl, whisk together flour, cornstarch, baking powder, salt, and cinnamon (if using).
📹 Video Tutorial Available! Catch the full video on the original creator's site.
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We've hidden the final 3 steps to support the original creator. Get the full, complete instructions directly from their site!
Continue Reading at Sugarspunrun →Chef's Notes
Notes*A glass baking pan will work for this recipe instead but it will likely take longer to bake.




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Reviews from the Original Source
Thank you for this yummy recipe! I have an abundance of oatmeal thanks to a trip to Costco and I needed a good recipe to use up some of those rolled oats! With the amount of ingredients, I was surprised this recipe called for a 9 x 9" pan, so I checked the comments to see what others tried, thinking it was a mistake. I took a chance, and ended up following the recipe exactly except I used a 9" x 13" rectangle leCruset ceramic baking dish and omitted the cinnamon. Thank you to the commentor who suggested that size and the 35 min. baking time because it worked perfect for me, too! (I will add that my oven is spot-on temperature-wise, FYI.) I got nice, 1 1/4" thick buttery, sweet oat bars... plenty thick, I think! I can't imagine these only taking 35 minutes in a 9 x 9 pan because they would be quite a bit thicker, but then again, if that pan was metal, that makes sense because it would bake faster than a ceramic pan like what I used, which is basically considered "glass."
Anyway, they were great, my husband loved them, and I'll be making more and trying different variations to use up that oatmeal! There are all kinds of add-ins you could use to make this recipe fit whatever you're craving! I love adaptable recipes like that! Thank you again! I'm seeing all kinds of recipes I'd like to try on your website! 😋
had to throw out whole bowl. will try again with half the butter and half shortening...
I made these once and followed the recipe exactly and they were delicious! One question - I would like to try making it with gluten free flour for my gluten free friends. do you think that would work?
Made these for the Super Bowl today. I used a 9x11 glass baking dish. They're exactly what I was looking for in an oatmeal cookie bar. Chewy, buttery, and *perfectly* oaty.
To me, the oats were too big and didnt give this product a texture that i liked. I tried this recipe bcs it sounded good but i’d prbbly use quick oats or pulse reg oats that it calls for in a cuisinart to break down a bit.
I made this recipe tonight and was looking forward to it because it was something different. However, I didn't enjoy the texture, the bars are just too "oatey". I used semisweet & milk chocolate chips, no butterscotch in the house. Otherwise, they were made as written.
These worked out handily as a postpartum snack for a friend.
I ended up using a chaotic combination of white, dark brown, and coconut sugar which might’ve not been ideal but didn’t have a real negative effect.
Including some butterscotch chips made it a touch too sweet for what I was aiming for in this situation. I’m very tempted to try this again and take some inspiration from speculoos cookies by adding nutmeg and clove (while of course keeping the chocolate)
Hearty and delicious! Will definitely make again.
These are so good. I add 1/2 cup of crushed nuts (combo of pecans, almonds, whatever I have) to give them some protein. My kids don’t love the crunch of nuts but if they’re crushed to almost a powder you can’t tell.
Absolutely phenomenal oatmeal cookie bars!
In the past, I have often tried to adapt cookie recipes to make bars instead of cookies. This has always yielded mixed and generally underwhelming results especially when it comes to oatmeal cookie bars.
I doubled this recipe, added butterscotch chips, and used a 9 x 13 pan. These were, without a doubt, the best oatmeal cookie bars me and my parents have ever had!
The instructions and introductory explanations are always extremely clear and concise with your recipes and make it a cinch to use and follow. This one is no different. Thank you so much for sharing!
I made these with white chocolate chips and craisins and YUMMMM!!! This is the best recipe for oatmeal cookie bars I've ever tried! (I also cooked them in a 13x9 pan, by the way. It was perfect.)
P.S. I love the way you list the ingredients/measurements under the associated steps. Makes for a lot less back and forth scrolling! Genius!
Great recipe! I made them for work, they were gone in two hours!! I do have a question, can you. Substitute almond flour for the four?
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