Dessertscookiesandcups4.6
M&M Cookie Bars
M&M Cookie Bars are soft and buttery, loaded with M&M candies and chocolate chips. Perfect for parties, the holidays, or a lunch box treat!
👥 30 Servings⏱️ Prep & Cook: 35 min⏳ Prep: 10 min🔥 Cook: 25 min👤 Shelly📖 cookiesandcups
🥘 Ingredients
Check off ingredients as you prepare them:
🍳 Cookware
- pan
- oven
- bowl
📝 Preparation Steps
1
Preheat the oven to 350°F. Line a 9×13 baking pan with parchment paper. Coat with nonstick spray and set aside.
2
In the bowl of your stand mixer fitted with the paddle attachment, mix the butter, granulated sugar, and brown sugar together on medium speed for ⏱️ 2 minutes.
butter, room temperature1 cupgranulated sugar1 cup
3
Add in the eggs, vanilla, salt, baking powder, and cornstarch and mix until combined, scraping the sides of the bowl as necessary.
large eggs3cornstarch1 teaspoon
4
Turn the mixer to low and add in the flour, mixing until incorporated.
5
Stir in the M&Ms and chocolate chips until combined.
6
Spread the cookie dough into the prepared pan, if desired press additional M&Ms and chocolate chips into the top of the dough, and bake for 25 – ⏱️ 30 minutes until the edges are golden and the center is almost set.
7
Allow to cool in the pan completely before cutting into bars.
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