Oatmeal Cream Pie Bars

Name: Oatmeal Cream Pie Bars
Prep time: 15 min
Cook time: 12 min
Total time: 27 min
Cuisine: American
Ingredients: 1¼ Cup Unsalted Butter (room temperature); ¾ Cup Dark Brown Sugar; ½ Cup Sugar; 1 teaspoon Vanilla Extract; 2 Eggs; 1½ Cup Flour; 1 teaspoon Cinnamon; 1 teaspoon Salt; 1 teaspoon Baking Soda; 1½ Cup Quick Oats; 1½ Cup Old-Fashioned Oats; ¾ Cup Unsalted Butter (room temperature); 2 Cups Powdered Sugar; 13 ounces Marshmallow Fluff

Instructions

Prep:15minCook:12min

These Oatmeal Cream Pie Bars taste like those classic lunchbox snacks, just bigger, softer, and way more fun. You get chewy oatmeal cookie layers with a fluffy marshmallow filling in the middle that’s hard to resist. They’re super easy to make and even harder to stop snacking on.

Updated at: Mon, 17 Nov 2025 01:34:18 GMT